/*
 *  Catch v2.13.9
 *  Generated: 2022-04-12 22:37:23.260201
 *  ----------------------------------------------------------
 *  This file has been merged from multiple headers. Please don't edit it directly
 *  Copyright (c) 2022 Two Blue Cubes Ltd. All rights reserved.
 *
 *  Distributed under the Boost Software License, Version 1.0. (See accompanying
 *  file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
 */
#ifndef TWOBLUECUBES_SINGLE_INCLUDE_CATCH_HPP_INCLUDED
#define TWOBLUECUBES_SINGLE_INCLUDE_CATCH_HPP_INCLUDED
// start catch.hpp


#define CATCH_VERSION_MAJOR 2
#define CATCH_VERSION_MINOR 13
#define CATCH_VERSION_PATCH 9

#ifdef __clang__
#    pragma clang system_header
#elif defined __GNUC__
#    pragma GCC system_header
#endif

// start catch_suppress_warnings.h

#ifdef __clang__
#   ifdef __ICC // icpc defines the __clang__ macro
#       pragma warning(push)
#       pragma warning(disable: 161 1682)
#   else // __ICC
#       pragma clang diagnostic push
#       pragma clang diagnostic ignored "-Wpadded"
#       pragma clang diagnostic ignored "-Wswitch-enum"
#       pragma clang diagnostic ignored "-Wcovered-switch-default"
#    endif
#elif defined __GNUC__
// Because REQUIREs trigger GCC's -Wparentheses, and because still
// supported version of g++ have only buggy support for _Pragmas,
// Wparentheses have to be suppressed globally.
#    pragma GCC diagnostic ignored "-Wparentheses" // See #674 for details

#    pragma GCC diagnostic push
#    pragma GCC diagnostic ignored "-Wunused-variable"
#    pragma GCC diagnostic ignored "-Wpadded"
#endif
// end catch_suppress_warnings.h
#if defined(CATCH_CONFIG_MAIN) || defined(CATCH_CONFIG_RUNNER)
#  define CATCH_IMPL
#  define CATCH_CONFIG_ALL_PARTS
#endif

// In the impl file, we want to have access to all parts of the headers
// Can also be used to sanely support PCHs
#if defined(CATCH_CONFIG_ALL_PARTS)
#  define CATCH_CONFIG_EXTERNAL_INTERFACES
#  if defined(CATCH_CONFIG_DISABLE_MATCHERS)
#    undef CATCH_CONFIG_DISABLE_MATCHERS
#  endif
#  if !defined(CATCH_CONFIG_ENABLE_CHRONO_STRINGMAKER)
#    define CATCH_CONFIG_ENABLE_CHRONO_STRINGMAKER
#  endif
#endif

#if !defined(CATCH_CONFIG_IMPL_ONLY)
// start catch_platform.h

// See e.g.:
// https://opensource.apple.com/source/CarbonHeaders/CarbonHeaders-18.1/TargetConditionals.h.auto.html
#ifdef __APPLE__
#  include <TargetConditionals.h>
#  if (defined(TARGET_OS_OSX) && TARGET_OS_OSX == 1) || \
      (defined(TARGET_OS_MAC) && TARGET_OS_MAC == 1)
#    define CATCH_PLATFORM_MAC
#  elif (defined(TARGET_OS_IPHONE) && TARGET_OS_IPHONE == 1)
#    define CATCH_PLATFORM_IPHONE
#  endif

#elif defined(linux) || defined(__linux) || defined(__linux__)
#  define CATCH_PLATFORM_LINUX

#elif defined(WIN32) || defined(__WIN32__) || defined(_WIN32) || defined(_MSC_VER) || defined(__MINGW32__)
#  define CATCH_PLATFORM_WINDOWS
#endif

// end catch_platform.h

#ifdef CATCH_IMPL
#  ifndef CLARA_CONFIG_MAIN
#    define CLARA_CONFIG_MAIN_NOT_DEFINED
#    define CLARA_CONFIG_MAIN
#  endif
#endif

// start catch_user_interfaces.h

namespace Catch
{
unsigned int rngSeed();
}

// end catch_user_interfaces.h
// start catch_tag_alias_autoregistrar.h

// start catch_common.h

// start catch_compiler_capabilities.h

// Detect a number of compiler features - by compiler
// The following features are defined:
//
// CATCH_CONFIG_COUNTER : is the __COUNTER__ macro supported?
// CATCH_CONFIG_WINDOWS_SEH : is Windows SEH supported?
// CATCH_CONFIG_POSIX_SIGNALS : are POSIX signals supported?
// CATCH_CONFIG_DISABLE_EXCEPTIONS : Are exceptions enabled?
// ****************
// Note to maintainers: if new toggles are added please document them
// in configuration.md, too
// ****************

// In general each macro has a _NO_<feature name> form
// (e.g. CATCH_CONFIG_NO_POSIX_SIGNALS) which disables the feature.
// Many features, at point of detection, define an _INTERNAL_ macro, so they
// can be combined, en-mass, with the _NO_ forms later.

#ifdef __cplusplus

#  if (__cplusplus >= 201402L) || (defined(_MSVC_LANG) && _MSVC_LANG >= 201402L)
#    define CATCH_CPP14_OR_GREATER
#  endif

#  if (__cplusplus >= 201703L) || (defined(_MSVC_LANG) && _MSVC_LANG >= 201703L)
#    define CATCH_CPP17_OR_GREATER
#  endif

#endif

// Only GCC compiler should be used in this block, so other compilers trying to
// mask themselves as GCC should be ignored.
#if defined(__GNUC__) && !defined(__clang__) && !defined(__ICC) && !defined(__CUDACC__) && !defined(__LCC__)
#    define CATCH_INTERNAL_START_WARNINGS_SUPPRESSION _Pragma( "GCC diagnostic push" )
#    define CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION  _Pragma( "GCC diagnostic pop" )

#    define CATCH_INTERNAL_IGNORE_BUT_WARN(...) (void)__builtin_constant_p(__VA_ARGS__)

#endif

#if defined(__clang__)

#    define CATCH_INTERNAL_START_WARNINGS_SUPPRESSION _Pragma( "clang diagnostic push" )
#    define CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION  _Pragma( "clang diagnostic pop" )

// As of this writing, IBM XL's implementation of __builtin_constant_p has a bug
// which results in calls to destructors being emitted for each temporary,
// without a matching initialization. In practice, this can result in something
// like `std::string::~string` being called on an uninitialized value.
//
// For example, this code will likely segfault under IBM XL:
// ```
// REQUIRE(std::string("12") + "34" == "1234")
// ```
//
// Therefore, `CATCH_INTERNAL_IGNORE_BUT_WARN` is not implemented.
#  if !defined(__ibmxl__) && !defined(__CUDACC__)
#    define CATCH_INTERNAL_IGNORE_BUT_WARN(...) (void)__builtin_constant_p(__VA_ARGS__) /* NOLINT(cppcoreguidelines-pro-type-vararg, hicpp-vararg) */
#  endif

#    define CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
         _Pragma( "clang diagnostic ignored \"-Wexit-time-destructors\"" ) \
         _Pragma( "clang diagnostic ignored \"-Wglobal-constructors\"")

#    define CATCH_INTERNAL_SUPPRESS_PARENTHESES_WARNINGS \
         _Pragma( "clang diagnostic ignored \"-Wparentheses\"" )

#    define CATCH_INTERNAL_SUPPRESS_UNUSED_WARNINGS \
         _Pragma( "clang diagnostic ignored \"-Wunused-variable\"" )

#    define CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS \
         _Pragma( "clang diagnostic ignored \"-Wgnu-zero-variadic-macro-arguments\"" )

#    define CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS \
         _Pragma( "clang diagnostic ignored \"-Wunused-template\"" )

#endif // __clang__

////////////////////////////////////////////////////////////////////////////////
// Assume that non-Windows platforms support posix signals by default
#if !defined(CATCH_PLATFORM_WINDOWS)
#define CATCH_INTERNAL_CONFIG_POSIX_SIGNALS
#endif

////////////////////////////////////////////////////////////////////////////////
// We know some environments not to support full POSIX signals
#if defined(__CYGWIN__) || defined(__QNX__) || defined(__EMSCRIPTEN__) || defined(__DJGPP__)
#define CATCH_INTERNAL_CONFIG_NO_POSIX_SIGNALS
#endif

#ifdef __OS400__
#       define CATCH_INTERNAL_CONFIG_NO_POSIX_SIGNALS
#       define CATCH_CONFIG_COLOUR_NONE
#endif

////////////////////////////////////////////////////////////////////////////////
// Android somehow still does not support std::to_string
#if defined(__ANDROID__)
#    define CATCH_INTERNAL_CONFIG_NO_CPP11_TO_STRING
#    define CATCH_INTERNAL_CONFIG_ANDROID_LOGWRITE
#endif

////////////////////////////////////////////////////////////////////////////////
// Not all Windows environments support SEH properly
#if defined(__MINGW32__)
#    define CATCH_INTERNAL_CONFIG_NO_WINDOWS_SEH
#endif

////////////////////////////////////////////////////////////////////////////////
// PS4
#if defined(__ORBIS__)
#    define CATCH_INTERNAL_CONFIG_NO_NEW_CAPTURE
#endif

////////////////////////////////////////////////////////////////////////////////
// Cygwin
#ifdef __CYGWIN__

// Required for some versions of Cygwin to declare gettimeofday
// see: http://stackoverflow.com/questions/36901803/gettimeofday-not-declared-in-this-scope-cygwin
#   define _BSD_SOURCE
// some versions of cygwin (most) do not support std::to_string. Use the libstd check.
// https://gcc.gnu.org/onlinedocs/gcc-4.8.2/libstdc++/api/a01053_source.html line 2812-2813
# if !((__cplusplus >= 201103L) && defined(_GLIBCXX_USE_C99) \
           && !defined(_GLIBCXX_HAVE_BROKEN_VSWPRINTF))

#    define CATCH_INTERNAL_CONFIG_NO_CPP11_TO_STRING

# endif
#endif // __CYGWIN__

////////////////////////////////////////////////////////////////////////////////
// Visual C++
#if defined(_MSC_VER)

// Universal Windows platform does not support SEH
// Or console colours (or console at all...)
#  if defined(WINAPI_FAMILY) && (WINAPI_FAMILY == WINAPI_FAMILY_APP)
#    define CATCH_CONFIG_COLOUR_NONE
#  else
#    define CATCH_INTERNAL_CONFIG_WINDOWS_SEH
#  endif

#  if !defined(__clang__) // Handle Clang masquerading for msvc

// MSVC traditional preprocessor needs some workaround for __VA_ARGS__
// _MSVC_TRADITIONAL == 0 means new conformant preprocessor
// _MSVC_TRADITIONAL == 1 means old traditional non-conformant preprocessor
#    if !defined(_MSVC_TRADITIONAL) || (defined(_MSVC_TRADITIONAL) && _MSVC_TRADITIONAL)
#      define CATCH_INTERNAL_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#    endif // MSVC_TRADITIONAL

// Only do this if we're not using clang on Windows, which uses `diagnostic push` & `diagnostic pop`
#    define CATCH_INTERNAL_START_WARNINGS_SUPPRESSION __pragma( warning(push) )
#    define CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION  __pragma( warning(pop) )
#  endif // __clang__

#endif // _MSC_VER

#if defined(_REENTRANT) || defined(_MSC_VER)
// Enable async processing, as -pthread is specified or no additional linking is required
# define CATCH_INTERNAL_CONFIG_USE_ASYNC
#endif // _MSC_VER

////////////////////////////////////////////////////////////////////////////////
// Check if we are compiled with -fno-exceptions or equivalent
#if defined(__EXCEPTIONS) || defined(__cpp_exceptions) || defined(_CPPUNWIND)
#  define CATCH_INTERNAL_CONFIG_EXCEPTIONS_ENABLED
#endif

////////////////////////////////////////////////////////////////////////////////
// DJGPP
#ifdef __DJGPP__
#  define CATCH_INTERNAL_CONFIG_NO_WCHAR
#endif // __DJGPP__

////////////////////////////////////////////////////////////////////////////////
// Embarcadero C++Build
#if defined(__BORLANDC__)
#define CATCH_INTERNAL_CONFIG_POLYFILL_ISNAN
#endif

////////////////////////////////////////////////////////////////////////////////

// Use of __COUNTER__ is suppressed during code analysis in
// CLion/AppCode 2017.2.x and former, because __COUNTER__ is not properly
// handled by it.
// Otherwise all supported compilers support COUNTER macro,
// but user still might want to turn it off
#if ( !defined(__JETBRAINS_IDE__) || __JETBRAINS_IDE__ >= 20170300L )
#define CATCH_INTERNAL_CONFIG_COUNTER
#endif

////////////////////////////////////////////////////////////////////////////////

// RTX is a special version of Windows that is real time.
// This means that it is detected as Windows, but does not provide
// the same set of capabilities as real Windows does.
#if defined(UNDER_RTSS) || defined(RTX64_BUILD)
#define CATCH_INTERNAL_CONFIG_NO_WINDOWS_SEH
#define CATCH_INTERNAL_CONFIG_NO_ASYNC
#define CATCH_CONFIG_COLOUR_NONE
#endif

#if !defined(_GLIBCXX_USE_C99_MATH_TR1)
#define CATCH_INTERNAL_CONFIG_GLOBAL_NEXTAFTER
#endif

// Various stdlib support checks that require __has_include
#if defined(__has_include)
// Check if string_view is available and usable
#if __has_include(<string_view>) && defined(CATCH_CPP17_OR_GREATER)
#    define CATCH_INTERNAL_CONFIG_CPP17_STRING_VIEW
#endif

// Check if optional is available and usable
#  if __has_include(<optional>) && defined(CATCH_CPP17_OR_GREATER)
#    define CATCH_INTERNAL_CONFIG_CPP17_OPTIONAL
#  endif // __has_include(<optional>) && defined(CATCH_CPP17_OR_GREATER)

// Check if byte is available and usable
#  if __has_include(<cstddef>) && defined(CATCH_CPP17_OR_GREATER)
#    include <cstddef>
#    if defined(__cpp_lib_byte) && (__cpp_lib_byte > 0)
#      define CATCH_INTERNAL_CONFIG_CPP17_BYTE
#    endif
#  endif // __has_include(<cstddef>) && defined(CATCH_CPP17_OR_GREATER)

// Check if variant is available and usable
#  if __has_include(<variant>) && defined(CATCH_CPP17_OR_GREATER)
#    if defined(__clang__) && (__clang_major__ < 8)
// work around clang bug with libstdc++ https://bugs.llvm.org/show_bug.cgi?id=31852
// fix should be in clang 8, workaround in libstdc++ 8.2
#      include <ciso646>
#      if defined(__GLIBCXX__) && defined(_GLIBCXX_RELEASE) && (_GLIBCXX_RELEASE < 9)
#        define CATCH_CONFIG_NO_CPP17_VARIANT
#      else
#        define CATCH_INTERNAL_CONFIG_CPP17_VARIANT
#      endif // defined(__GLIBCXX__) && defined(_GLIBCXX_RELEASE) && (_GLIBCXX_RELEASE < 9)
#    else
#      define CATCH_INTERNAL_CONFIG_CPP17_VARIANT
#    endif // defined(__clang__) && (__clang_major__ < 8)
#  endif // __has_include(<variant>) && defined(CATCH_CPP17_OR_GREATER)
#endif // defined(__has_include)

#if defined(CATCH_INTERNAL_CONFIG_COUNTER) && !defined(CATCH_CONFIG_NO_COUNTER) && !defined(CATCH_CONFIG_COUNTER)
#   define CATCH_CONFIG_COUNTER
#endif
#if defined(CATCH_INTERNAL_CONFIG_WINDOWS_SEH) && !defined(CATCH_CONFIG_NO_WINDOWS_SEH) && !defined(CATCH_CONFIG_WINDOWS_SEH) && !defined(CATCH_INTERNAL_CONFIG_NO_WINDOWS_SEH)
#   define CATCH_CONFIG_WINDOWS_SEH
#endif
// This is set by default, because we assume that unix compilers are posix-signal-compatible by default.
#if defined(CATCH_INTERNAL_CONFIG_POSIX_SIGNALS) && !defined(CATCH_INTERNAL_CONFIG_NO_POSIX_SIGNALS) && !defined(CATCH_CONFIG_NO_POSIX_SIGNALS) && !defined(CATCH_CONFIG_POSIX_SIGNALS)
#   define CATCH_CONFIG_POSIX_SIGNALS
#endif
// This is set by default, because we assume that compilers with no wchar_t support are just rare exceptions.
#if !defined(CATCH_INTERNAL_CONFIG_NO_WCHAR) && !defined(CATCH_CONFIG_NO_WCHAR) && !defined(CATCH_CONFIG_WCHAR)
#   define CATCH_CONFIG_WCHAR
#endif

#if !defined(CATCH_INTERNAL_CONFIG_NO_CPP11_TO_STRING) && !defined(CATCH_CONFIG_NO_CPP11_TO_STRING) && !defined(CATCH_CONFIG_CPP11_TO_STRING)
#    define CATCH_CONFIG_CPP11_TO_STRING
#endif

#if defined(CATCH_INTERNAL_CONFIG_CPP17_OPTIONAL) && !defined(CATCH_CONFIG_NO_CPP17_OPTIONAL) && !defined(CATCH_CONFIG_CPP17_OPTIONAL)
#  define CATCH_CONFIG_CPP17_OPTIONAL
#endif

#if defined(CATCH_INTERNAL_CONFIG_CPP17_STRING_VIEW) && !defined(CATCH_CONFIG_NO_CPP17_STRING_VIEW) && !defined(CATCH_CONFIG_CPP17_STRING_VIEW)
#  define CATCH_CONFIG_CPP17_STRING_VIEW
#endif

#if defined(CATCH_INTERNAL_CONFIG_CPP17_VARIANT) && !defined(CATCH_CONFIG_NO_CPP17_VARIANT) && !defined(CATCH_CONFIG_CPP17_VARIANT)
#  define CATCH_CONFIG_CPP17_VARIANT
#endif

#if defined(CATCH_INTERNAL_CONFIG_CPP17_BYTE) && !defined(CATCH_CONFIG_NO_CPP17_BYTE) && !defined(CATCH_CONFIG_CPP17_BYTE)
#  define CATCH_CONFIG_CPP17_BYTE
#endif

#if defined(CATCH_CONFIG_EXPERIMENTAL_REDIRECT)
#  define CATCH_INTERNAL_CONFIG_NEW_CAPTURE
#endif

#if defined(CATCH_INTERNAL_CONFIG_NEW_CAPTURE) && !defined(CATCH_INTERNAL_CONFIG_NO_NEW_CAPTURE) && !defined(CATCH_CONFIG_NO_NEW_CAPTURE) && !defined(CATCH_CONFIG_NEW_CAPTURE)
#  define CATCH_CONFIG_NEW_CAPTURE
#endif

#if !defined(CATCH_INTERNAL_CONFIG_EXCEPTIONS_ENABLED) && !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
#  define CATCH_CONFIG_DISABLE_EXCEPTIONS
#endif

#if defined(CATCH_INTERNAL_CONFIG_POLYFILL_ISNAN) && !defined(CATCH_CONFIG_NO_POLYFILL_ISNAN) && !defined(CATCH_CONFIG_POLYFILL_ISNAN)
#  define CATCH_CONFIG_POLYFILL_ISNAN
#endif

#if defined(CATCH_INTERNAL_CONFIG_USE_ASYNC)  && !defined(CATCH_INTERNAL_CONFIG_NO_ASYNC) && !defined(CATCH_CONFIG_NO_USE_ASYNC) && !defined(CATCH_CONFIG_USE_ASYNC)
#  define CATCH_CONFIG_USE_ASYNC
#endif

#if defined(CATCH_INTERNAL_CONFIG_ANDROID_LOGWRITE) && !defined(CATCH_CONFIG_NO_ANDROID_LOGWRITE) && !defined(CATCH_CONFIG_ANDROID_LOGWRITE)
#  define CATCH_CONFIG_ANDROID_LOGWRITE
#endif

#if defined(CATCH_INTERNAL_CONFIG_GLOBAL_NEXTAFTER) && !defined(CATCH_CONFIG_NO_GLOBAL_NEXTAFTER) && !defined(CATCH_CONFIG_GLOBAL_NEXTAFTER)
#  define CATCH_CONFIG_GLOBAL_NEXTAFTER
#endif

// Even if we do not think the compiler has that warning, we still have
// to provide a macro that can be used by the code.
#if !defined(CATCH_INTERNAL_START_WARNINGS_SUPPRESSION)
#   define CATCH_INTERNAL_START_WARNINGS_SUPPRESSION
#endif
#if !defined(CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION)
#   define CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION
#endif
#if !defined(CATCH_INTERNAL_SUPPRESS_PARENTHESES_WARNINGS)
#   define CATCH_INTERNAL_SUPPRESS_PARENTHESES_WARNINGS
#endif
#if !defined(CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS)
#   define CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS
#endif
#if !defined(CATCH_INTERNAL_SUPPRESS_UNUSED_WARNINGS)
#   define CATCH_INTERNAL_SUPPRESS_UNUSED_WARNINGS
#endif
#if !defined(CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS)
#   define CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS
#endif

// The goal of this macro is to avoid evaluation of the arguments, but
// still have the compiler warn on problems inside...
#if !defined(CATCH_INTERNAL_IGNORE_BUT_WARN)
#   define CATCH_INTERNAL_IGNORE_BUT_WARN(...)
#endif

#if defined(__APPLE__) && defined(__apple_build_version__) && (__clang_major__ < 10)
#   undef CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS
#elif defined(__clang__) && (__clang_major__ < 5)
#   undef CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS
#endif

#if !defined(CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS)
#   define CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS
#endif

#if defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
#define CATCH_TRY if ((true))
#define CATCH_CATCH_ALL if ((false))
#define CATCH_CATCH_ANON(type) if ((false))
#else
#define CATCH_TRY try
#define CATCH_CATCH_ALL catch (...)
#define CATCH_CATCH_ANON(type) catch (type)
#endif

#if defined(CATCH_INTERNAL_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR) && !defined(CATCH_CONFIG_NO_TRADITIONAL_MSVC_PREPROCESSOR) && !defined(CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR)
#define CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#endif

// end catch_compiler_capabilities.h
#define INTERNAL_CATCH_UNIQUE_NAME_LINE2( name, line ) name##line
#define INTERNAL_CATCH_UNIQUE_NAME_LINE( name, line ) INTERNAL_CATCH_UNIQUE_NAME_LINE2( name, line )
#ifdef CATCH_CONFIG_COUNTER
#  define INTERNAL_CATCH_UNIQUE_NAME( name ) INTERNAL_CATCH_UNIQUE_NAME_LINE( name, __COUNTER__ )
#else
#  define INTERNAL_CATCH_UNIQUE_NAME( name ) INTERNAL_CATCH_UNIQUE_NAME_LINE( name, __LINE__ )
#endif

#include <iosfwd>
#include <string>
#include <cstdint>

// We need a dummy global operator<< so we can bring it into Catch namespace later
struct Catch_global_namespace_dummy {};
std::ostream& operator<<(std::ostream&, Catch_global_namespace_dummy);

namespace Catch
{

struct CaseSensitive {
	enum Choice {
		Yes,
		No
	};
};

class NonCopyable
{
	NonCopyable(NonCopyable const&)              = delete;
	NonCopyable(NonCopyable &&)                  = delete;
	NonCopyable& operator = (NonCopyable const&) = delete;
	NonCopyable& operator = (NonCopyable &&)     = delete;

protected:
	NonCopyable();
	virtual ~NonCopyable();
};

struct SourceLineInfo {

	SourceLineInfo() = delete;
	SourceLineInfo(char const* _file, std::size_t _line) noexcept
		:   file(_file),
		    line(_line)
	{}

	SourceLineInfo(SourceLineInfo const& other)            = default;
	SourceLineInfo& operator = (SourceLineInfo const&)     = default;
	SourceLineInfo(SourceLineInfo&&)              noexcept = default;
	SourceLineInfo& operator = (SourceLineInfo&&) noexcept = default;

	bool empty() const noexcept
	{
		return file[0] == '\0';
	}
	bool operator == (SourceLineInfo const& other) const noexcept;
	bool operator < (SourceLineInfo const& other) const noexcept;

	char const* file;
	std::size_t line;
};

std::ostream& operator << (std::ostream& os, SourceLineInfo const& info);

// Bring in operator<< from global namespace into Catch namespace
// This is necessary because the overload of operator<< above makes
// lookup stop at namespace Catch
using ::operator<<;

// Use this in variadic streaming macros to allow
//    >> +StreamEndStop
// as well as
//    >> stuff +StreamEndStop
struct StreamEndStop {
	std::string operator+() const;
};
template<typename T>
T const& operator + (T const& value, StreamEndStop)
{
	return value;
}
}

#define CATCH_INTERNAL_LINEINFO \
    ::Catch::SourceLineInfo( __FILE__, static_cast<std::size_t>( __LINE__ ) )

// end catch_common.h
namespace Catch
{

struct RegistrarForTagAliases {
	RegistrarForTagAliases(char const* alias, char const* tag, SourceLineInfo const& lineInfo);
};

} // end namespace Catch

#define CATCH_REGISTER_TAG_ALIAS( alias, spec ) \
    CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
    CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
    namespace{ Catch::RegistrarForTagAliases INTERNAL_CATCH_UNIQUE_NAME( AutoRegisterTagAlias )( alias, spec, CATCH_INTERNAL_LINEINFO ); } \
    CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION

// end catch_tag_alias_autoregistrar.h
// start catch_test_registry.h

// start catch_interfaces_testcase.h

#include <vector>

namespace Catch
{

class TestSpec;

struct ITestInvoker {
	virtual void invoke() const = 0;
	virtual ~ITestInvoker();
};

class TestCase;
struct IConfig;

struct ITestCaseRegistry {
	virtual ~ITestCaseRegistry();
	virtual std::vector<TestCase> const& getAllTests() const = 0;
	virtual std::vector<TestCase> const& getAllTestsSorted(IConfig const& config) const = 0;
};

bool isThrowSafe(TestCase const& testCase, IConfig const& config);
bool matchTest(TestCase const& testCase, TestSpec const& testSpec, IConfig const& config);
std::vector<TestCase> filterTests(std::vector<TestCase> const& testCases, TestSpec const& testSpec, IConfig const& config);
std::vector<TestCase> const& getAllTestCasesSorted(IConfig const& config);

}

// end catch_interfaces_testcase.h
// start catch_stringref.h

#include <cstddef>
#include <string>
#include <iosfwd>
#include <cassert>

namespace Catch
{

/// A non-owning string class (similar to the forthcoming std::string_view)
/// Note that, because a StringRef may be a substring of another string,
/// it may not be null terminated.
class StringRef
{
public:
	using size_type = std::size_t;
	using const_iterator = const char*;

private:
	static constexpr char const* const s_empty = "";

	char const* m_start = s_empty;
	size_type m_size = 0;

public: // construction
	constexpr StringRef() noexcept = default;

	StringRef(char const* rawChars) noexcept;

	constexpr StringRef(char const* rawChars, size_type size) noexcept
		:   m_start(rawChars),
		    m_size(size)
	{}

	StringRef(std::string const& stdString) noexcept
		:   m_start(stdString.c_str()),
		    m_size(stdString.size())
	{}

	explicit operator std::string() const
	{
		return std::string(m_start, m_size);
	}

public: // operators
	auto operator == (StringRef const& other) const noexcept -> bool;
	auto operator != (StringRef const& other) const noexcept -> bool
	{
		return !(*this == other);
	}

	auto operator[](size_type index) const noexcept -> char
	{
		assert(index < m_size);
		return m_start[index];
	}

public: // named queries
	constexpr auto empty() const noexcept -> bool
	{
		return m_size == 0;
	}
	constexpr auto size() const noexcept -> size_type
	{
		return m_size;
	}

	// Returns the current start pointer. If the StringRef is not
	// null-terminated, throws std::domain_exception
	auto c_str() const -> char const*;

public: // substrings and searches
	// Returns a substring of [start, start + length).
	// If start + length > size(), then the substring is [start, size()).
	// If start > size(), then the substring is empty.
	auto substr(size_type start, size_type length) const noexcept -> StringRef;

	// Returns the current start pointer. May not be null-terminated.
	auto data() const noexcept -> char const*;

	constexpr auto isNullTerminated() const noexcept -> bool
	{
		return m_start[m_size] == '\0';
	}

public: // iterators
	constexpr const_iterator begin() const
	{
		return m_start;
	}
	constexpr const_iterator end() const
	{
		return m_start + m_size;
	}
};

auto operator += (std::string& lhs, StringRef const& sr) -> std::string&;
auto operator << (std::ostream& os, StringRef const& sr) -> std::ostream&;

constexpr auto operator "" _sr(char const* rawChars, std::size_t size) noexcept -> StringRef
{
	return StringRef(rawChars, size);
}
} // namespace Catch

constexpr auto operator "" _catch_sr(char const* rawChars, std::size_t size) noexcept -> Catch::StringRef
{
	return Catch::StringRef(rawChars, size);
}

// end catch_stringref.h
// start catch_preprocessor.hpp


#define CATCH_RECURSION_LEVEL0(...) __VA_ARGS__
#define CATCH_RECURSION_LEVEL1(...) CATCH_RECURSION_LEVEL0(CATCH_RECURSION_LEVEL0(CATCH_RECURSION_LEVEL0(__VA_ARGS__)))
#define CATCH_RECURSION_LEVEL2(...) CATCH_RECURSION_LEVEL1(CATCH_RECURSION_LEVEL1(CATCH_RECURSION_LEVEL1(__VA_ARGS__)))
#define CATCH_RECURSION_LEVEL3(...) CATCH_RECURSION_LEVEL2(CATCH_RECURSION_LEVEL2(CATCH_RECURSION_LEVEL2(__VA_ARGS__)))
#define CATCH_RECURSION_LEVEL4(...) CATCH_RECURSION_LEVEL3(CATCH_RECURSION_LEVEL3(CATCH_RECURSION_LEVEL3(__VA_ARGS__)))
#define CATCH_RECURSION_LEVEL5(...) CATCH_RECURSION_LEVEL4(CATCH_RECURSION_LEVEL4(CATCH_RECURSION_LEVEL4(__VA_ARGS__)))

#ifdef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_EXPAND_VARGS(...) __VA_ARGS__
// MSVC needs more evaluations
#define CATCH_RECURSION_LEVEL6(...) CATCH_RECURSION_LEVEL5(CATCH_RECURSION_LEVEL5(CATCH_RECURSION_LEVEL5(__VA_ARGS__)))
#define CATCH_RECURSE(...)  CATCH_RECURSION_LEVEL6(CATCH_RECURSION_LEVEL6(__VA_ARGS__))
#else
#define CATCH_RECURSE(...)  CATCH_RECURSION_LEVEL5(__VA_ARGS__)
#endif

#define CATCH_REC_END(...)
#define CATCH_REC_OUT

#define CATCH_EMPTY()
#define CATCH_DEFER(id) id CATCH_EMPTY()

#define CATCH_REC_GET_END2() 0, CATCH_REC_END
#define CATCH_REC_GET_END1(...) CATCH_REC_GET_END2
#define CATCH_REC_GET_END(...) CATCH_REC_GET_END1
#define CATCH_REC_NEXT0(test, next, ...) next CATCH_REC_OUT
#define CATCH_REC_NEXT1(test, next) CATCH_DEFER ( CATCH_REC_NEXT0 ) ( test, next, 0)
#define CATCH_REC_NEXT(test, next)  CATCH_REC_NEXT1(CATCH_REC_GET_END test, next)

#define CATCH_REC_LIST0(f, x, peek, ...) , f(x) CATCH_DEFER ( CATCH_REC_NEXT(peek, CATCH_REC_LIST1) ) ( f, peek, __VA_ARGS__ )
#define CATCH_REC_LIST1(f, x, peek, ...) , f(x) CATCH_DEFER ( CATCH_REC_NEXT(peek, CATCH_REC_LIST0) ) ( f, peek, __VA_ARGS__ )
#define CATCH_REC_LIST2(f, x, peek, ...)   f(x) CATCH_DEFER ( CATCH_REC_NEXT(peek, CATCH_REC_LIST1) ) ( f, peek, __VA_ARGS__ )

#define CATCH_REC_LIST0_UD(f, userdata, x, peek, ...) , f(userdata, x) CATCH_DEFER ( CATCH_REC_NEXT(peek, CATCH_REC_LIST1_UD) ) ( f, userdata, peek, __VA_ARGS__ )
#define CATCH_REC_LIST1_UD(f, userdata, x, peek, ...) , f(userdata, x) CATCH_DEFER ( CATCH_REC_NEXT(peek, CATCH_REC_LIST0_UD) ) ( f, userdata, peek, __VA_ARGS__ )
#define CATCH_REC_LIST2_UD(f, userdata, x, peek, ...)   f(userdata, x) CATCH_DEFER ( CATCH_REC_NEXT(peek, CATCH_REC_LIST1_UD) ) ( f, userdata, peek, __VA_ARGS__ )

// Applies the function macro `f` to each of the remaining parameters, inserts commas between the results,
// and passes userdata as the first parameter to each invocation,
// e.g. CATCH_REC_LIST_UD(f, x, a, b, c) evaluates to f(x, a), f(x, b), f(x, c)
#define CATCH_REC_LIST_UD(f, userdata, ...) CATCH_RECURSE(CATCH_REC_LIST2_UD(f, userdata, __VA_ARGS__, ()()(), ()()(), ()()(), 0))

#define CATCH_REC_LIST(f, ...) CATCH_RECURSE(CATCH_REC_LIST2(f, __VA_ARGS__, ()()(), ()()(), ()()(), 0))

#define INTERNAL_CATCH_EXPAND1(param) INTERNAL_CATCH_EXPAND2(param)
#define INTERNAL_CATCH_EXPAND2(...) INTERNAL_CATCH_NO## __VA_ARGS__
#define INTERNAL_CATCH_DEF(...) INTERNAL_CATCH_DEF __VA_ARGS__
#define INTERNAL_CATCH_NOINTERNAL_CATCH_DEF
#define INTERNAL_CATCH_STRINGIZE(...) INTERNAL_CATCH_STRINGIZE2(__VA_ARGS__)
#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_STRINGIZE2(...) #__VA_ARGS__
#define INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS(param) INTERNAL_CATCH_STRINGIZE(INTERNAL_CATCH_REMOVE_PARENS(param))
#else
// MSVC is adding extra space and needs another indirection to expand INTERNAL_CATCH_NOINTERNAL_CATCH_DEF
#define INTERNAL_CATCH_STRINGIZE2(...) INTERNAL_CATCH_STRINGIZE3(__VA_ARGS__)
#define INTERNAL_CATCH_STRINGIZE3(...) #__VA_ARGS__
#define INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS(param) (INTERNAL_CATCH_STRINGIZE(INTERNAL_CATCH_REMOVE_PARENS(param)) + 1)
#endif

#define INTERNAL_CATCH_MAKE_NAMESPACE2(...) ns_##__VA_ARGS__
#define INTERNAL_CATCH_MAKE_NAMESPACE(name) INTERNAL_CATCH_MAKE_NAMESPACE2(name)

#define INTERNAL_CATCH_REMOVE_PARENS(...) INTERNAL_CATCH_EXPAND1(INTERNAL_CATCH_DEF __VA_ARGS__)

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_MAKE_TYPE_LIST2(...) decltype(get_wrapper<INTERNAL_CATCH_REMOVE_PARENS_GEN(__VA_ARGS__)>())
#define INTERNAL_CATCH_MAKE_TYPE_LIST(...) INTERNAL_CATCH_MAKE_TYPE_LIST2(INTERNAL_CATCH_REMOVE_PARENS(__VA_ARGS__))
#else
#define INTERNAL_CATCH_MAKE_TYPE_LIST2(...) INTERNAL_CATCH_EXPAND_VARGS(decltype(get_wrapper<INTERNAL_CATCH_REMOVE_PARENS_GEN(__VA_ARGS__)>()))
#define INTERNAL_CATCH_MAKE_TYPE_LIST(...) INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_MAKE_TYPE_LIST2(INTERNAL_CATCH_REMOVE_PARENS(__VA_ARGS__)))
#endif

#define INTERNAL_CATCH_MAKE_TYPE_LISTS_FROM_TYPES(...)\
    CATCH_REC_LIST(INTERNAL_CATCH_MAKE_TYPE_LIST,__VA_ARGS__)

#define INTERNAL_CATCH_REMOVE_PARENS_1_ARG(_0) INTERNAL_CATCH_REMOVE_PARENS(_0)
#define INTERNAL_CATCH_REMOVE_PARENS_2_ARG(_0, _1) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_1_ARG(_1)
#define INTERNAL_CATCH_REMOVE_PARENS_3_ARG(_0, _1, _2) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_2_ARG(_1, _2)
#define INTERNAL_CATCH_REMOVE_PARENS_4_ARG(_0, _1, _2, _3) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_3_ARG(_1, _2, _3)
#define INTERNAL_CATCH_REMOVE_PARENS_5_ARG(_0, _1, _2, _3, _4) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_4_ARG(_1, _2, _3, _4)
#define INTERNAL_CATCH_REMOVE_PARENS_6_ARG(_0, _1, _2, _3, _4, _5) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_5_ARG(_1, _2, _3, _4, _5)
#define INTERNAL_CATCH_REMOVE_PARENS_7_ARG(_0, _1, _2, _3, _4, _5, _6) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_6_ARG(_1, _2, _3, _4, _5, _6)
#define INTERNAL_CATCH_REMOVE_PARENS_8_ARG(_0, _1, _2, _3, _4, _5, _6, _7) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_7_ARG(_1, _2, _3, _4, _5, _6, _7)
#define INTERNAL_CATCH_REMOVE_PARENS_9_ARG(_0, _1, _2, _3, _4, _5, _6, _7, _8) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_8_ARG(_1, _2, _3, _4, _5, _6, _7, _8)
#define INTERNAL_CATCH_REMOVE_PARENS_10_ARG(_0, _1, _2, _3, _4, _5, _6, _7, _8, _9) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_9_ARG(_1, _2, _3, _4, _5, _6, _7, _8, _9)
#define INTERNAL_CATCH_REMOVE_PARENS_11_ARG(_0, _1, _2, _3, _4, _5, _6, _7, _8, _9, _10) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_10_ARG(_1, _2, _3, _4, _5, _6, _7, _8, _9, _10)

#define INTERNAL_CATCH_VA_NARGS_IMPL(_0, _1, _2, _3, _4, _5, _6, _7, _8, _9, _10, N, ...) N

#define INTERNAL_CATCH_TYPE_GEN\
    template<typename...> struct TypeList {};\
    template<typename...Ts>\
    constexpr auto get_wrapper() noexcept -> TypeList<Ts...> { return {}; }\
    template<template<typename...> class...> struct TemplateTypeList{};\
    template<template<typename...> class...Cs>\
    constexpr auto get_wrapper() noexcept -> TemplateTypeList<Cs...> { return {}; }\
    template<typename...>\
    struct append;\
    template<typename...>\
    struct rewrap;\
    template<template<typename...> class, typename...>\
    struct create;\
    template<template<typename...> class, typename>\
    struct convert;\
    \
    template<typename T> \
    struct append<T> { using type = T; };\
    template< template<typename...> class L1, typename...E1, template<typename...> class L2, typename...E2, typename...Rest>\
    struct append<L1<E1...>, L2<E2...>, Rest...> { using type = typename append<L1<E1...,E2...>, Rest...>::type; };\
    template< template<typename...> class L1, typename...E1, typename...Rest>\
    struct append<L1<E1...>, TypeList<mpl_::na>, Rest...> { using type = L1<E1...>; };\
    \
    template< template<typename...> class Container, template<typename...> class List, typename...elems>\
    struct rewrap<TemplateTypeList<Container>, List<elems...>> { using type = TypeList<Container<elems...>>; };\
    template< template<typename...> class Container, template<typename...> class List, class...Elems, typename...Elements>\
    struct rewrap<TemplateTypeList<Container>, List<Elems...>, Elements...> { using type = typename append<TypeList<Container<Elems...>>, typename rewrap<TemplateTypeList<Container>, Elements...>::type>::type; };\
    \
    template<template <typename...> class Final, template< typename...> class...Containers, typename...Types>\
    struct create<Final, TemplateTypeList<Containers...>, TypeList<Types...>> { using type = typename append<Final<>, typename rewrap<TemplateTypeList<Containers>, Types...>::type...>::type; };\
    template<template <typename...> class Final, template <typename...> class List, typename...Ts>\
    struct convert<Final, List<Ts...>> { using type = typename append<Final<>,TypeList<Ts>...>::type; };

#define INTERNAL_CATCH_NTTP_1(signature, ...)\
    template<INTERNAL_CATCH_REMOVE_PARENS(signature)> struct Nttp{};\
    template<INTERNAL_CATCH_REMOVE_PARENS(signature)>\
    constexpr auto get_wrapper() noexcept -> Nttp<__VA_ARGS__> { return {}; } \
    template<template<INTERNAL_CATCH_REMOVE_PARENS(signature)> class...> struct NttpTemplateTypeList{};\
    template<template<INTERNAL_CATCH_REMOVE_PARENS(signature)> class...Cs>\
    constexpr auto get_wrapper() noexcept -> NttpTemplateTypeList<Cs...> { return {}; } \
    \
    template< template<INTERNAL_CATCH_REMOVE_PARENS(signature)> class Container, template<INTERNAL_CATCH_REMOVE_PARENS(signature)> class List, INTERNAL_CATCH_REMOVE_PARENS(signature)>\
    struct rewrap<NttpTemplateTypeList<Container>, List<__VA_ARGS__>> { using type = TypeList<Container<__VA_ARGS__>>; };\
    template< template<INTERNAL_CATCH_REMOVE_PARENS(signature)> class Container, template<INTERNAL_CATCH_REMOVE_PARENS(signature)> class List, INTERNAL_CATCH_REMOVE_PARENS(signature), typename...Elements>\
    struct rewrap<NttpTemplateTypeList<Container>, List<__VA_ARGS__>, Elements...> { using type = typename append<TypeList<Container<__VA_ARGS__>>, typename rewrap<NttpTemplateTypeList<Container>, Elements...>::type>::type; };\
    template<template <typename...> class Final, template<INTERNAL_CATCH_REMOVE_PARENS(signature)> class...Containers, typename...Types>\
    struct create<Final, NttpTemplateTypeList<Containers...>, TypeList<Types...>> { using type = typename append<Final<>, typename rewrap<NttpTemplateTypeList<Containers>, Types...>::type...>::type; };

#define INTERNAL_CATCH_DECLARE_SIG_TEST0(TestName)
#define INTERNAL_CATCH_DECLARE_SIG_TEST1(TestName, signature)\
    template<INTERNAL_CATCH_REMOVE_PARENS(signature)>\
    static void TestName()
#define INTERNAL_CATCH_DECLARE_SIG_TEST_X(TestName, signature, ...)\
    template<INTERNAL_CATCH_REMOVE_PARENS(signature)>\
    static void TestName()

#define INTERNAL_CATCH_DEFINE_SIG_TEST0(TestName)
#define INTERNAL_CATCH_DEFINE_SIG_TEST1(TestName, signature)\
    template<INTERNAL_CATCH_REMOVE_PARENS(signature)>\
    static void TestName()
#define INTERNAL_CATCH_DEFINE_SIG_TEST_X(TestName, signature,...)\
    template<INTERNAL_CATCH_REMOVE_PARENS(signature)>\
    static void TestName()

#define INTERNAL_CATCH_NTTP_REGISTER0(TestFunc, signature)\
    template<typename Type>\
    void reg_test(TypeList<Type>, Catch::NameAndTags nameAndTags)\
    {\
        Catch::AutoReg( Catch::makeTestInvoker(&TestFunc<Type>), CATCH_INTERNAL_LINEINFO, Catch::StringRef(), nameAndTags);\
    }

#define INTERNAL_CATCH_NTTP_REGISTER(TestFunc, signature, ...)\
    template<INTERNAL_CATCH_REMOVE_PARENS(signature)>\
    void reg_test(Nttp<__VA_ARGS__>, Catch::NameAndTags nameAndTags)\
    {\
        Catch::AutoReg( Catch::makeTestInvoker(&TestFunc<__VA_ARGS__>), CATCH_INTERNAL_LINEINFO, Catch::StringRef(), nameAndTags);\
    }

#define INTERNAL_CATCH_NTTP_REGISTER_METHOD0(TestName, signature, ...)\
    template<typename Type>\
    void reg_test(TypeList<Type>, Catch::StringRef className, Catch::NameAndTags nameAndTags)\
    {\
        Catch::AutoReg( Catch::makeTestInvoker(&TestName<Type>::test), CATCH_INTERNAL_LINEINFO, className, nameAndTags);\
    }

#define INTERNAL_CATCH_NTTP_REGISTER_METHOD(TestName, signature, ...)\
    template<INTERNAL_CATCH_REMOVE_PARENS(signature)>\
    void reg_test(Nttp<__VA_ARGS__>, Catch::StringRef className, Catch::NameAndTags nameAndTags)\
    {\
        Catch::AutoReg( Catch::makeTestInvoker(&TestName<__VA_ARGS__>::test), CATCH_INTERNAL_LINEINFO, className, nameAndTags);\
    }

#define INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD0(TestName, ClassName)
#define INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD1(TestName, ClassName, signature)\
    template<typename TestType> \
    struct TestName : INTERNAL_CATCH_REMOVE_PARENS(ClassName)<TestType> { \
        void test();\
    }

#define INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X(TestName, ClassName, signature, ...)\
    template<INTERNAL_CATCH_REMOVE_PARENS(signature)> \
    struct TestName : INTERNAL_CATCH_REMOVE_PARENS(ClassName)<__VA_ARGS__> { \
        void test();\
    }

#define INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD0(TestName)
#define INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD1(TestName, signature)\
    template<typename TestType> \
    void INTERNAL_CATCH_MAKE_NAMESPACE(TestName)::TestName<TestType>::test()
#define INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X(TestName, signature, ...)\
    template<INTERNAL_CATCH_REMOVE_PARENS(signature)> \
    void INTERNAL_CATCH_MAKE_NAMESPACE(TestName)::TestName<__VA_ARGS__>::test()

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_NTTP_0
#define INTERNAL_CATCH_NTTP_GEN(...) INTERNAL_CATCH_VA_NARGS_IMPL(__VA_ARGS__, INTERNAL_CATCH_NTTP_1(__VA_ARGS__), INTERNAL_CATCH_NTTP_1(__VA_ARGS__), INTERNAL_CATCH_NTTP_1(__VA_ARGS__), INTERNAL_CATCH_NTTP_1(__VA_ARGS__), INTERNAL_CATCH_NTTP_1(__VA_ARGS__), INTERNAL_CATCH_NTTP_1( __VA_ARGS__), INTERNAL_CATCH_NTTP_1( __VA_ARGS__), INTERNAL_CATCH_NTTP_1( __VA_ARGS__), INTERNAL_CATCH_NTTP_1( __VA_ARGS__),INTERNAL_CATCH_NTTP_1( __VA_ARGS__), INTERNAL_CATCH_NTTP_0)
#define INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD(TestName, ...) INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD1, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD0)(TestName, __VA_ARGS__)
#define INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD(TestName, ClassName, ...) INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD1, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD0)(TestName, ClassName, __VA_ARGS__)
#define INTERNAL_CATCH_NTTP_REG_METHOD_GEN(TestName, ...) INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD0, INTERNAL_CATCH_NTTP_REGISTER_METHOD0)(TestName, __VA_ARGS__)
#define INTERNAL_CATCH_NTTP_REG_GEN(TestFunc, ...) INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER0, INTERNAL_CATCH_NTTP_REGISTER0)(TestFunc, __VA_ARGS__)
#define INTERNAL_CATCH_DEFINE_SIG_TEST(TestName, ...) INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X,INTERNAL_CATCH_DEFINE_SIG_TEST_X,INTERNAL_CATCH_DEFINE_SIG_TEST1, INTERNAL_CATCH_DEFINE_SIG_TEST0)(TestName, __VA_ARGS__)
#define INTERNAL_CATCH_DECLARE_SIG_TEST(TestName, ...) INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_DECLARE_SIG_TEST_X,INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X,INTERNAL_CATCH_DECLARE_SIG_TEST_X,INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DECLARE_SIG_TEST1, INTERNAL_CATCH_DECLARE_SIG_TEST0)(TestName, __VA_ARGS__)
#define INTERNAL_CATCH_REMOVE_PARENS_GEN(...) INTERNAL_CATCH_VA_NARGS_IMPL(__VA_ARGS__, INTERNAL_CATCH_REMOVE_PARENS_11_ARG,INTERNAL_CATCH_REMOVE_PARENS_10_ARG,INTERNAL_CATCH_REMOVE_PARENS_9_ARG,INTERNAL_CATCH_REMOVE_PARENS_8_ARG,INTERNAL_CATCH_REMOVE_PARENS_7_ARG,INTERNAL_CATCH_REMOVE_PARENS_6_ARG,INTERNAL_CATCH_REMOVE_PARENS_5_ARG,INTERNAL_CATCH_REMOVE_PARENS_4_ARG,INTERNAL_CATCH_REMOVE_PARENS_3_ARG,INTERNAL_CATCH_REMOVE_PARENS_2_ARG,INTERNAL_CATCH_REMOVE_PARENS_1_ARG)(__VA_ARGS__)
#else
#define INTERNAL_CATCH_NTTP_0(signature)
#define INTERNAL_CATCH_NTTP_GEN(...) INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_VA_NARGS_IMPL(__VA_ARGS__, INTERNAL_CATCH_NTTP_1, INTERNAL_CATCH_NTTP_1, INTERNAL_CATCH_NTTP_1, INTERNAL_CATCH_NTTP_1, INTERNAL_CATCH_NTTP_1, INTERNAL_CATCH_NTTP_1, INTERNAL_CATCH_NTTP_1, INTERNAL_CATCH_NTTP_1, INTERNAL_CATCH_NTTP_1,INTERNAL_CATCH_NTTP_1, INTERNAL_CATCH_NTTP_0)( __VA_ARGS__))
#define INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD(TestName, ...) INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD1, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD0)(TestName, __VA_ARGS__))
#define INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD(TestName, ClassName, ...) INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD1, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD0)(TestName, ClassName, __VA_ARGS__))
#define INTERNAL_CATCH_NTTP_REG_METHOD_GEN(TestName, ...) INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD0, INTERNAL_CATCH_NTTP_REGISTER_METHOD0)(TestName, __VA_ARGS__))
#define INTERNAL_CATCH_NTTP_REG_GEN(TestFunc, ...) INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER0, INTERNAL_CATCH_NTTP_REGISTER0)(TestFunc, __VA_ARGS__))
#define INTERNAL_CATCH_DEFINE_SIG_TEST(TestName, ...) INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X,INTERNAL_CATCH_DEFINE_SIG_TEST_X,INTERNAL_CATCH_DEFINE_SIG_TEST1, INTERNAL_CATCH_DEFINE_SIG_TEST0)(TestName, __VA_ARGS__))
#define INTERNAL_CATCH_DECLARE_SIG_TEST(TestName, ...) INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_DECLARE_SIG_TEST_X,INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X,INTERNAL_CATCH_DECLARE_SIG_TEST_X,INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DECLARE_SIG_TEST1, INTERNAL_CATCH_DECLARE_SIG_TEST0)(TestName, __VA_ARGS__))
#define INTERNAL_CATCH_REMOVE_PARENS_GEN(...) INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_VA_NARGS_IMPL(__VA_ARGS__, INTERNAL_CATCH_REMOVE_PARENS_11_ARG,INTERNAL_CATCH_REMOVE_PARENS_10_ARG,INTERNAL_CATCH_REMOVE_PARENS_9_ARG,INTERNAL_CATCH_REMOVE_PARENS_8_ARG,INTERNAL_CATCH_REMOVE_PARENS_7_ARG,INTERNAL_CATCH_REMOVE_PARENS_6_ARG,INTERNAL_CATCH_REMOVE_PARENS_5_ARG,INTERNAL_CATCH_REMOVE_PARENS_4_ARG,INTERNAL_CATCH_REMOVE_PARENS_3_ARG,INTERNAL_CATCH_REMOVE_PARENS_2_ARG,INTERNAL_CATCH_REMOVE_PARENS_1_ARG)(__VA_ARGS__))
#endif

// end catch_preprocessor.hpp
// start catch_meta.hpp


#include <type_traits>

namespace Catch
{
template<typename T>
struct always_false : std::false_type {};

template <typename> struct true_given : std::true_type {};
struct is_callable_tester {
	template <typename Fun, typename... Args>
	true_given<decltype(std::declval<Fun>()(std::declval<Args>()...))> static test(int);
	template <typename...>
	std::false_type static test(...);
};

template <typename T>
struct is_callable;

template <typename Fun, typename... Args>
struct is_callable<Fun(Args...)> : decltype(is_callable_tester::test<Fun, Args...>(0)) {};

#if defined(__cpp_lib_is_invocable) && __cpp_lib_is_invocable >= 201703
// std::result_of is deprecated in C++17 and removed in C++20. Hence, it is
// replaced with std::invoke_result here.
template <typename Func, typename... U>
using FunctionReturnType = std::remove_reference_t<std::remove_cv_t<std::invoke_result_t<Func, U...>>>;
#else
// Keep ::type here because we still support C++11
template <typename Func, typename... U>
using FunctionReturnType = typename std::remove_reference<typename std::remove_cv<typename std::result_of<Func(U...)>::type>::type>::type;
#endif

} // namespace Catch

namespace mpl_
{
struct na;
}

// end catch_meta.hpp
namespace Catch
{

template<typename C>
class TestInvokerAsMethod : public ITestInvoker
{
	void (C::*m_testAsMethod)();
public:
	TestInvokerAsMethod(void (C::*testAsMethod)()) noexcept : m_testAsMethod(testAsMethod) {}

	void invoke() const override
	{
		C obj;
		(obj.*m_testAsMethod)();
	}
};

auto makeTestInvoker(void(*testAsFunction)()) noexcept -> ITestInvoker*;

template<typename C>
auto makeTestInvoker(void (C::*testAsMethod)()) noexcept -> ITestInvoker*
{
	return new (std::nothrow) TestInvokerAsMethod<C>(testAsMethod);
}

struct NameAndTags {
	NameAndTags(StringRef const& name_ = StringRef(), StringRef const& tags_ = StringRef()) noexcept;
	StringRef name;
	StringRef tags;
};

struct AutoReg : NonCopyable {
	AutoReg(ITestInvoker* invoker, SourceLineInfo const& lineInfo, StringRef const& classOrMethod, NameAndTags const& nameAndTags) noexcept;
	~AutoReg();
};

} // end namespace Catch

#if defined(CATCH_CONFIG_DISABLE)
#define INTERNAL_CATCH_TESTCASE_NO_REGISTRATION( TestName, ... ) \
        static void TestName()
#define INTERNAL_CATCH_TESTCASE_METHOD_NO_REGISTRATION( TestName, ClassName, ... ) \
        namespace{                        \
            struct TestName : INTERNAL_CATCH_REMOVE_PARENS(ClassName) { \
                void test();              \
            };                            \
        }                                 \
        void TestName::test()
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION_2( TestName, TestFunc, Name, Tags, Signature, ... )  \
        INTERNAL_CATCH_DEFINE_SIG_TEST(TestFunc, INTERNAL_CATCH_REMOVE_PARENS(Signature))
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION_2( TestNameClass, TestName, ClassName, Name, Tags, Signature, ... )    \
        namespace{                                                                                  \
            namespace INTERNAL_CATCH_MAKE_NAMESPACE(TestName) {                                      \
            INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD(TestName, ClassName, INTERNAL_CATCH_REMOVE_PARENS(Signature));\
        }                                                                                           \
        }                                                                                           \
        INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD(TestName, INTERNAL_CATCH_REMOVE_PARENS(Signature))

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION(Name, Tags, ...) \
            INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION_2( INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_ ), INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_F_U_N_C_ ), Name, Tags, typename TestType, __VA_ARGS__ )
#else
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION(Name, Tags, ...) \
            INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION_2( INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_ ), INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_F_U_N_C_ ), Name, Tags, typename TestType, __VA_ARGS__ ) )
#endif

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG_NO_REGISTRATION(Name, Tags, Signature, ...) \
            INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION_2( INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_ ), INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_F_U_N_C_ ), Name, Tags, Signature, __VA_ARGS__ )
#else
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG_NO_REGISTRATION(Name, Tags, Signature, ...) \
            INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION_2( INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_ ), INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_F_U_N_C_ ), Name, Tags, Signature, __VA_ARGS__ ) )
#endif

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION( ClassName, Name, Tags,... ) \
            INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION_2( INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_C_L_A_S_S_ ), INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_ ) , ClassName, Name, Tags, typename T, __VA_ARGS__ )
#else
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION( ClassName, Name, Tags,... ) \
            INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION_2( INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_C_L_A_S_S_ ), INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_ ) , ClassName, Name, Tags, typename T, __VA_ARGS__ ) )
#endif

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG_NO_REGISTRATION( ClassName, Name, Tags, Signature, ... ) \
            INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION_2( INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_C_L_A_S_S_ ), INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_ ) , ClassName, Name, Tags, Signature, __VA_ARGS__ )
#else
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG_NO_REGISTRATION( ClassName, Name, Tags, Signature, ... ) \
            INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION_2( INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_C_L_A_S_S_ ), INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_ ) , ClassName, Name, Tags, Signature, __VA_ARGS__ ) )
#endif
#endif

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_TESTCASE2( TestName, ... ) \
        static void TestName(); \
        CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
        CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
        namespace{ Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar )( Catch::makeTestInvoker( &TestName ), CATCH_INTERNAL_LINEINFO, Catch::StringRef(), Catch::NameAndTags{ __VA_ARGS__ } ); } /* NOLINT */ \
        CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION \
        static void TestName()
#define INTERNAL_CATCH_TESTCASE( ... ) \
        INTERNAL_CATCH_TESTCASE2( INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_S_T_ ), __VA_ARGS__ )

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_METHOD_AS_TEST_CASE( QualifiedMethod, ... ) \
        CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
        CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
        namespace{ Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar )( Catch::makeTestInvoker( &QualifiedMethod ), CATCH_INTERNAL_LINEINFO, "&" #QualifiedMethod, Catch::NameAndTags{ __VA_ARGS__ } ); } /* NOLINT */ \
        CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_TEST_CASE_METHOD2( TestName, ClassName, ... )\
        CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
        CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
        namespace{ \
            struct TestName : INTERNAL_CATCH_REMOVE_PARENS(ClassName) { \
                void test(); \
            }; \
            Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar ) ( Catch::makeTestInvoker( &TestName::test ), CATCH_INTERNAL_LINEINFO, #ClassName, Catch::NameAndTags{ __VA_ARGS__ } ); /* NOLINT */ \
        } \
        CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION \
        void TestName::test()
#define INTERNAL_CATCH_TEST_CASE_METHOD( ClassName, ... ) \
        INTERNAL_CATCH_TEST_CASE_METHOD2( INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_S_T_ ), ClassName, __VA_ARGS__ )

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_REGISTER_TESTCASE( Function, ... ) \
        CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
        CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
        Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar )( Catch::makeTestInvoker( Function ), CATCH_INTERNAL_LINEINFO, Catch::StringRef(), Catch::NameAndTags{ __VA_ARGS__ } ); /* NOLINT */ \
        CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_2(TestName, TestFunc, Name, Tags, Signature, ... )\
        CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
        CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
        CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS \
        CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS \
        INTERNAL_CATCH_DECLARE_SIG_TEST(TestFunc, INTERNAL_CATCH_REMOVE_PARENS(Signature));\
        namespace {\
        namespace INTERNAL_CATCH_MAKE_NAMESPACE(TestName){\
            INTERNAL_CATCH_TYPE_GEN\
            INTERNAL_CATCH_NTTP_GEN(INTERNAL_CATCH_REMOVE_PARENS(Signature))\
            INTERNAL_CATCH_NTTP_REG_GEN(TestFunc,INTERNAL_CATCH_REMOVE_PARENS(Signature))\
            template<typename...Types> \
            struct TestName{\
                TestName(){\
                    int index = 0;                                    \
                    constexpr char const* tmpl_types[] = {CATCH_REC_LIST(INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS, __VA_ARGS__)};\
                    using expander = int[];\
                    (void)expander{(reg_test(Types{}, Catch::NameAndTags{ Name " - " + std::string(tmpl_types[index]), Tags } ), index++)... };/* NOLINT */ \
                }\
            };\
            static int INTERNAL_CATCH_UNIQUE_NAME( globalRegistrar ) = [](){\
            TestName<INTERNAL_CATCH_MAKE_TYPE_LISTS_FROM_TYPES(__VA_ARGS__)>();\
            return 0;\
        }();\
        }\
        }\
        CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION \
        INTERNAL_CATCH_DEFINE_SIG_TEST(TestFunc,INTERNAL_CATCH_REMOVE_PARENS(Signature))

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE(Name, Tags, ...) \
        INTERNAL_CATCH_TEMPLATE_TEST_CASE_2( INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_ ), INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_F_U_N_C_ ), Name, Tags, typename TestType, __VA_ARGS__ )
#else
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE(Name, Tags, ...) \
        INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_2( INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_ ), INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_F_U_N_C_ ), Name, Tags, typename TestType, __VA_ARGS__ ) )
#endif

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG(Name, Tags, Signature, ...) \
        INTERNAL_CATCH_TEMPLATE_TEST_CASE_2( INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_ ), INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_F_U_N_C_ ), Name, Tags, Signature, __VA_ARGS__ )
#else
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG(Name, Tags, Signature, ...) \
        INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_2( INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_ ), INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_F_U_N_C_ ), Name, Tags, Signature, __VA_ARGS__ ) )
#endif

#define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE2(TestName, TestFuncName, Name, Tags, Signature, TmplTypes, TypesList) \
        CATCH_INTERNAL_START_WARNINGS_SUPPRESSION                      \
        CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS                      \
        CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS                \
        CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS              \
        template<typename TestType> static void TestFuncName();       \
        namespace {\
        namespace INTERNAL_CATCH_MAKE_NAMESPACE(TestName) {                                     \
            INTERNAL_CATCH_TYPE_GEN                                                  \
            INTERNAL_CATCH_NTTP_GEN(INTERNAL_CATCH_REMOVE_PARENS(Signature))         \
            template<typename... Types>                               \
            struct TestName {                                         \
                void reg_tests() {                                          \
                    int index = 0;                                    \
                    using expander = int[];                           \
                    constexpr char const* tmpl_types[] = {CATCH_REC_LIST(INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS, INTERNAL_CATCH_REMOVE_PARENS(TmplTypes))};\
                    constexpr char const* types_list[] = {CATCH_REC_LIST(INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS, INTERNAL_CATCH_REMOVE_PARENS(TypesList))};\
                    constexpr auto num_types = sizeof(types_list) / sizeof(types_list[0]);\
                    (void)expander{(Catch::AutoReg( Catch::makeTestInvoker( &TestFuncName<Types> ), CATCH_INTERNAL_LINEINFO, Catch::StringRef(), Catch::NameAndTags{ Name " - " + std::string(tmpl_types[index / num_types]) + "<" + std::string(types_list[index % num_types]) + ">", Tags } ), index++)... };/* NOLINT */\
                }                                                     \
            };                                                        \
            static int INTERNAL_CATCH_UNIQUE_NAME( globalRegistrar ) = [](){ \
                using TestInit = typename create<TestName, decltype(get_wrapper<INTERNAL_CATCH_REMOVE_PARENS(TmplTypes)>()), TypeList<INTERNAL_CATCH_MAKE_TYPE_LISTS_FROM_TYPES(INTERNAL_CATCH_REMOVE_PARENS(TypesList))>>::type; \
                TestInit t;                                           \
                t.reg_tests();                                        \
                return 0;                                             \
            }();                                                      \
        }                                                             \
        }                                                             \
        CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION                       \
        template<typename TestType>                                   \
        static void TestFuncName()

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE(Name, Tags, ...)\
        INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE2(INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_ ), INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_F_U_N_C_ ), Name, Tags, typename T,__VA_ARGS__)
#else
#define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE(Name, Tags, ...)\
        INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE2( INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_ ), INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_F_U_N_C_ ), Name, Tags, typename T, __VA_ARGS__ ) )
#endif

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG(Name, Tags, Signature, ...)\
        INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE2(INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_ ), INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_F_U_N_C_ ), Name, Tags, Signature, __VA_ARGS__)
#else
#define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG(Name, Tags, Signature, ...)\
        INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE2( INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_ ), INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_F_U_N_C_ ), Name, Tags, Signature, __VA_ARGS__ ) )
#endif

#define INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE_2(TestName, TestFunc, Name, Tags, TmplList)\
        CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
        CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
        CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS \
        template<typename TestType> static void TestFunc();       \
        namespace {\
        namespace INTERNAL_CATCH_MAKE_NAMESPACE(TestName){\
        INTERNAL_CATCH_TYPE_GEN\
        template<typename... Types>                               \
        struct TestName {                                         \
            void reg_tests() {                                          \
                int index = 0;                                    \
                using expander = int[];                           \
                (void)expander{(Catch::AutoReg( Catch::makeTestInvoker( &TestFunc<Types> ), CATCH_INTERNAL_LINEINFO, Catch::StringRef(), Catch::NameAndTags{ Name " - " + std::string(INTERNAL_CATCH_STRINGIZE(TmplList)) + " - " + std::to_string(index), Tags } ), index++)... };/* NOLINT */\
            }                                                     \
        };\
        static int INTERNAL_CATCH_UNIQUE_NAME( globalRegistrar ) = [](){ \
                using TestInit = typename convert<TestName, TmplList>::type; \
                TestInit t;                                           \
                t.reg_tests();                                        \
                return 0;                                             \
            }();                                                      \
        }}\
        CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION                       \
        template<typename TestType>                                   \
        static void TestFunc()

#define INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE(Name, Tags, TmplList) \
        INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE_2( INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_ ), INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_F_U_N_C_ ), Name, Tags, TmplList )

#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_2( TestNameClass, TestName, ClassName, Name, Tags, Signature, ... ) \
        CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
        CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
        CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS \
        CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS \
        namespace {\
        namespace INTERNAL_CATCH_MAKE_NAMESPACE(TestName){ \
            INTERNAL_CATCH_TYPE_GEN\
            INTERNAL_CATCH_NTTP_GEN(INTERNAL_CATCH_REMOVE_PARENS(Signature))\
            INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD(TestName, ClassName, INTERNAL_CATCH_REMOVE_PARENS(Signature));\
            INTERNAL_CATCH_NTTP_REG_METHOD_GEN(TestName, INTERNAL_CATCH_REMOVE_PARENS(Signature))\
            template<typename...Types> \
            struct TestNameClass{\
                TestNameClass(){\
                    int index = 0;                                    \
                    constexpr char const* tmpl_types[] = {CATCH_REC_LIST(INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS, __VA_ARGS__)};\
                    using expander = int[];\
                    (void)expander{(reg_test(Types{}, #ClassName, Catch::NameAndTags{ Name " - " + std::string(tmpl_types[index]), Tags } ), index++)... };/* NOLINT */ \
                }\
            };\
            static int INTERNAL_CATCH_UNIQUE_NAME( globalRegistrar ) = [](){\
                TestNameClass<INTERNAL_CATCH_MAKE_TYPE_LISTS_FROM_TYPES(__VA_ARGS__)>();\
                return 0;\
        }();\
        }\
        }\
        CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION \
        INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD(TestName, INTERNAL_CATCH_REMOVE_PARENS(Signature))

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD( ClassName, Name, Tags,... ) \
        INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_2( INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_C_L_A_S_S_ ), INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_ ) , ClassName, Name, Tags, typename T, __VA_ARGS__ )
#else
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD( ClassName, Name, Tags,... ) \
        INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_2( INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_C_L_A_S_S_ ), INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_ ) , ClassName, Name, Tags, typename T, __VA_ARGS__ ) )
#endif

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG( ClassName, Name, Tags, Signature, ... ) \
        INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_2( INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_C_L_A_S_S_ ), INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_ ) , ClassName, Name, Tags, Signature, __VA_ARGS__ )
#else
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG( ClassName, Name, Tags, Signature, ... ) \
        INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_2( INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_C_L_A_S_S_ ), INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_ ) , ClassName, Name, Tags, Signature, __VA_ARGS__ ) )
#endif

#define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_2(TestNameClass, TestName, ClassName, Name, Tags, Signature, TmplTypes, TypesList)\
        CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
        CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
        CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS \
        CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS \
        template<typename TestType> \
            struct TestName : INTERNAL_CATCH_REMOVE_PARENS(ClassName <TestType>) { \
                void test();\
            };\
        namespace {\
        namespace INTERNAL_CATCH_MAKE_NAMESPACE(TestNameClass) {\
            INTERNAL_CATCH_TYPE_GEN                  \
            INTERNAL_CATCH_NTTP_GEN(INTERNAL_CATCH_REMOVE_PARENS(Signature))\
            template<typename...Types>\
            struct TestNameClass{\
                void reg_tests(){\
                    int index = 0;\
                    using expander = int[];\
                    constexpr char const* tmpl_types[] = {CATCH_REC_LIST(INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS, INTERNAL_CATCH_REMOVE_PARENS(TmplTypes))};\
                    constexpr char const* types_list[] = {CATCH_REC_LIST(INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS, INTERNAL_CATCH_REMOVE_PARENS(TypesList))};\
                    constexpr auto num_types = sizeof(types_list) / sizeof(types_list[0]);\
                    (void)expander{(Catch::AutoReg( Catch::makeTestInvoker( &TestName<Types>::test ), CATCH_INTERNAL_LINEINFO, #ClassName, Catch::NameAndTags{ Name " - " + std::string(tmpl_types[index / num_types]) + "<" + std::string(types_list[index % num_types]) + ">", Tags } ), index++)... };/* NOLINT */ \
                }\
            };\
            static int INTERNAL_CATCH_UNIQUE_NAME( globalRegistrar ) = [](){\
                using TestInit = typename create<TestNameClass, decltype(get_wrapper<INTERNAL_CATCH_REMOVE_PARENS(TmplTypes)>()), TypeList<INTERNAL_CATCH_MAKE_TYPE_LISTS_FROM_TYPES(INTERNAL_CATCH_REMOVE_PARENS(TypesList))>>::type;\
                TestInit t;\
                t.reg_tests();\
                return 0;\
            }(); \
        }\
        }\
        CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION \
        template<typename TestType> \
        void TestName<TestType>::test()

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD( ClassName, Name, Tags, ... )\
        INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_2( INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_ ), INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_F_U_N_C_ ), ClassName, Name, Tags, typename T, __VA_ARGS__ )
#else
#define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD( ClassName, Name, Tags, ... )\
        INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_2( INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_ ), INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_F_U_N_C_ ), ClassName, Name, Tags, typename T,__VA_ARGS__ ) )
#endif

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( ClassName, Name, Tags, Signature, ... )\
        INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_2( INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_ ), INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_F_U_N_C_ ), ClassName, Name, Tags, Signature, __VA_ARGS__ )
#else
#define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( ClassName, Name, Tags, Signature, ... )\
        INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_2( INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_ ), INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_F_U_N_C_ ), ClassName, Name, Tags, Signature,__VA_ARGS__ ) )
#endif

#define INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE_METHOD_2( TestNameClass, TestName, ClassName, Name, Tags, TmplList) \
        CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
        CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
        CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS \
        template<typename TestType> \
        struct TestName : INTERNAL_CATCH_REMOVE_PARENS(ClassName <TestType>) { \
            void test();\
        };\
        namespace {\
        namespace INTERNAL_CATCH_MAKE_NAMESPACE(TestName){ \
            INTERNAL_CATCH_TYPE_GEN\
            template<typename...Types>\
            struct TestNameClass{\
                void reg_tests(){\
                    int index = 0;\
                    using expander = int[];\
                    (void)expander{(Catch::AutoReg( Catch::makeTestInvoker( &TestName<Types>::test ), CATCH_INTERNAL_LINEINFO, #ClassName, Catch::NameAndTags{ Name " - " + std::string(INTERNAL_CATCH_STRINGIZE(TmplList)) + " - " + std::to_string(index), Tags } ), index++)... };/* NOLINT */ \
                }\
            };\
            static int INTERNAL_CATCH_UNIQUE_NAME( globalRegistrar ) = [](){\
                using TestInit = typename convert<TestNameClass, TmplList>::type;\
                TestInit t;\
                t.reg_tests();\
                return 0;\
            }(); \
        }}\
        CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION \
        template<typename TestType> \
        void TestName<TestType>::test()

#define INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE_METHOD(ClassName, Name, Tags, TmplList) \
        INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE_METHOD_2( INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_ ), INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_M_P_L_A_T_E_T_E_S_T_F_U_N_C_ ), ClassName, Name, Tags, TmplList )

// end catch_test_registry.h
// start catch_capture.hpp

// start catch_assertionhandler.h

// start catch_assertioninfo.h

// start catch_result_type.h

namespace Catch
{

// ResultWas::OfType enum
struct ResultWas {
	enum OfType {
		Unknown = -1,
		Ok = 0,
		Info = 1,
		Warning = 2,

		FailureBit = 0x10,

		ExpressionFailed = FailureBit | 1,
		ExplicitFailure = FailureBit | 2,

		Exception = 0x100 | FailureBit,

		ThrewException = Exception | 1,
		DidntThrowException = Exception | 2,

		FatalErrorCondition = 0x200 | FailureBit

	};
};

bool isOk(ResultWas::OfType resultType);
bool isJustInfo(int flags);

// ResultDisposition::Flags enum
struct ResultDisposition {
	enum Flags {
		Normal = 0x01,

		ContinueOnFailure = 0x02,   // Failures fail test, but execution continues
		FalseTest = 0x04,           // Prefix expression with !
		SuppressFail = 0x08         // Failures are reported but do not fail the test
	};
};

ResultDisposition::Flags operator | (ResultDisposition::Flags lhs, ResultDisposition::Flags rhs);

bool shouldContinueOnFailure(int flags);
inline bool isFalseTest(int flags)
{
	return (flags & ResultDisposition::FalseTest) != 0;
}
bool shouldSuppressFailure(int flags);

} // end namespace Catch

// end catch_result_type.h
namespace Catch
{

struct AssertionInfo {
	StringRef macroName;
	SourceLineInfo lineInfo;
	StringRef capturedExpression;
	ResultDisposition::Flags resultDisposition;

	// We want to delete this constructor but a compiler bug in 4.8 means
	// the struct is then treated as non-aggregate
	//AssertionInfo() = delete;
};

} // end namespace Catch

// end catch_assertioninfo.h
// start catch_decomposer.h

// start catch_tostring.h

#include <vector>
#include <cstddef>
#include <type_traits>
#include <string>
// start catch_stream.h

#include <iosfwd>
#include <cstddef>
#include <ostream>

namespace Catch
{

std::ostream& cout();
std::ostream& cerr();
std::ostream& clog();

class StringRef;

struct IStream {
	virtual ~IStream();
	virtual std::ostream& stream() const = 0;
};

auto makeStream(StringRef const &filename) -> IStream const*;

class ReusableStringStream : NonCopyable
{
	std::size_t m_index;
	std::ostream* m_oss;
public:
	ReusableStringStream();
	~ReusableStringStream();

	auto str() const -> std::string;

	template<typename T>
	auto operator << (T const& value) -> ReusableStringStream&
	{
		*m_oss << value;
		return *this;
	}
	auto get() -> std::ostream&
	{
		return *m_oss;
	}
};
}

// end catch_stream.h
// start catch_interfaces_enum_values_registry.h

#include <vector>

namespace Catch
{

namespace Detail
{
struct EnumInfo {
	StringRef m_name;
	std::vector<std::pair<int, StringRef>> m_values;

	~EnumInfo();

	StringRef lookup(int value) const;
};
} // namespace Detail

struct IMutableEnumValuesRegistry {
	virtual ~IMutableEnumValuesRegistry();

	virtual Detail::EnumInfo const& registerEnum(StringRef enumName, StringRef allEnums, std::vector<int> const& values) = 0;

	template<typename E>
	Detail::EnumInfo const& registerEnum(StringRef enumName, StringRef allEnums, std::initializer_list<E> values)
	{
		static_assert(sizeof(int) >= sizeof(E), "Cannot serialize enum to int");
		std::vector<int> intValues;
		intValues.reserve(values.size());

		for (auto enumValue : values) {
			intValues.push_back(static_cast<int>(enumValue));
		}

		return registerEnum(enumName, allEnums, intValues);
	}
};

} // Catch

// end catch_interfaces_enum_values_registry.h

#ifdef CATCH_CONFIG_CPP17_STRING_VIEW
#include <string_view>
#endif

#ifdef __OBJC__
// start catch_objc_arc.hpp

#import <Foundation/Foundation.h>

#ifdef __has_feature
#define CATCH_ARC_ENABLED __has_feature(objc_arc)
#else
#define CATCH_ARC_ENABLED 0
#endif

void arcSafeRelease(NSObject* obj);
id performOptionalSelector(id obj, SEL sel);

#if !CATCH_ARC_ENABLED
inline void arcSafeRelease(NSObject* obj)
{
	[obj release];
}
inline id performOptionalSelector(id obj, SEL sel)
{
	if ([obj respondsToSelector: sel]) {
		return [obj performSelector: sel];
	}

	return nil;
}
#define CATCH_UNSAFE_UNRETAINED
#define CATCH_ARC_STRONG
#else
inline void arcSafeRelease(NSObject*) {}
inline id performOptionalSelector(id obj, SEL sel)
{
#ifdef __clang__
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Warc-performSelector-leaks"
#endif

	if ([obj respondsToSelector: sel]) {
		return [obj performSelector: sel];
	}

#ifdef __clang__
#pragma clang diagnostic pop
#endif
	return nil;
}
#define CATCH_UNSAFE_UNRETAINED __unsafe_unretained
#define CATCH_ARC_STRONG __strong
#endif

// end catch_objc_arc.hpp
#endif

#ifdef _MSC_VER
#pragma warning(push)
#pragma warning(disable:4180) // We attempt to stream a function (address) by const&, which MSVC complains about but is harmless
#endif

namespace Catch
{
namespace Detail
{

extern const std::string unprintableString;

std::string rawMemoryToString(const void *object, std::size_t size);

template<typename T>
std::string rawMemoryToString(const T& object)
{
	return rawMemoryToString(&object, sizeof(object));
}

template<typename T>
class IsStreamInsertable
{
	template<typename Stream, typename U>
	static auto test(int)
	-> decltype(std::declval<Stream&>() << std::declval<U>(), std::true_type());

	template<typename, typename>
	static auto test(...)->std::false_type;

public:
	static const bool value = decltype(test<std::ostream, const T&>(0))::value;
};

template<typename E>
std::string convertUnknownEnumToString(E e);

template<typename T>
typename std::enable_if <
!std::is_enum<T>::value && !std::is_base_of<std::exception, T>::value,
std::string >::type convertUnstreamable(T const&)
{
	return Detail::unprintableString;
}
template<typename T>
typename std::enable_if <
!std::is_enum<T>::value && std::is_base_of<std::exception, T>::value,
std::string >::type convertUnstreamable(T const& ex)
{
	return ex.what();
}

template<typename T>
typename std::enable_if <
std::is_enum<T>::value
, std::string >::type convertUnstreamable(T const& value)
{
	return convertUnknownEnumToString(value);
}

#if defined(_MANAGED)
//! Convert a CLR string to a utf8 std::string
template<typename T>
std::string clrReferenceToString(T^ ref)
{
	if (ref == nullptr) {
		return std::string("null");
	}

	auto bytes = System::Text::Encoding::UTF8->GetBytes(ref->ToString());
	cli::pin_ptr<System::Byte> p = &bytes[0];
	return std::string(reinterpret_cast<char const *>(p), bytes->Length);
}
#endif

} // namespace Detail

// If we decide for C++14, change these to enable_if_ts
template <typename T, typename = void>
struct StringMaker {
	template <typename Fake = T>
	static
	typename std::enable_if<::Catch::Detail::IsStreamInsertable<Fake>::value, std::string>::type
	convert(const Fake& value)
	{
		ReusableStringStream rss;
		// NB: call using the function-like syntax to avoid ambiguity with
		// user-defined templated operator<< under clang.
		rss.operator << (value);
		return rss.str();
	}

	template <typename Fake = T>
	static
	typename std::enable_if < !::Catch::Detail::IsStreamInsertable<Fake>::value, std::string >::type
	convert(const Fake& value)
	{
#if !defined(CATCH_CONFIG_FALLBACK_STRINGIFIER)
		return Detail::convertUnstreamable(value);
#else
		return CATCH_CONFIG_FALLBACK_STRINGIFIER(value);
#endif
	}
};

namespace Detail
{

// This function dispatches all stringification requests inside of Catch.
// Should be preferably called fully qualified, like ::Catch::Detail::stringify
template <typename T>
std::string stringify(const T& e)
{
	return ::Catch::StringMaker<typename std::remove_cv<typename std::remove_reference<T>::type>::type>::convert(e);
}

template<typename E>
std::string convertUnknownEnumToString(E e)
{
	return ::Catch::Detail::stringify(static_cast<typename std::underlying_type<E>::type>(e));
}

#if defined(_MANAGED)
template <typename T>
std::string stringify(T^ e)
{
	return ::Catch::StringMaker<T^>::convert(e);
}
#endif

} // namespace Detail

// Some predefined specializations

template<>
struct StringMaker<std::string> {
	static std::string convert(const std::string& str);
};

#ifdef CATCH_CONFIG_CPP17_STRING_VIEW
template<>
struct StringMaker<std::string_view> {
	static std::string convert(std::string_view str);
};
#endif

template<>
struct StringMaker<char const *> {
	static std::string convert(char const * str);
};
template<>
struct StringMaker<char *> {
	static std::string convert(char * str);
};

#ifdef CATCH_CONFIG_WCHAR
template<>
struct StringMaker<std::wstring> {
	static std::string convert(const std::wstring& wstr);
};

# ifdef CATCH_CONFIG_CPP17_STRING_VIEW
template<>
struct StringMaker<std::wstring_view> {
	static std::string convert(std::wstring_view str);
};
# endif

template<>
struct StringMaker<wchar_t const *> {
	static std::string convert(wchar_t const * str);
};
template<>
struct StringMaker<wchar_t *> {
	static std::string convert(wchar_t * str);
};
#endif

// TBD: Should we use `strnlen` to ensure that we don't go out of the buffer,
//      while keeping string semantics?
template<int SZ>
struct StringMaker<char[SZ]> {
	static std::string convert(char const* str)
	{
		return ::Catch::Detail::stringify(std::string{ str });
	}
};
template<int SZ>
struct StringMaker<signed char[SZ]> {
	static std::string convert(signed char const* str)
	{
		return ::Catch::Detail::stringify(std::string{ reinterpret_cast<char const *>(str) });
	}
};
template<int SZ>
struct StringMaker<unsigned char[SZ]> {
	static std::string convert(unsigned char const* str)
	{
		return ::Catch::Detail::stringify(std::string{ reinterpret_cast<char const *>(str) });
	}
};

#if defined(CATCH_CONFIG_CPP17_BYTE)
template<>
struct StringMaker<std::byte> {
	static std::string convert(std::byte value);
};
#endif // defined(CATCH_CONFIG_CPP17_BYTE)
template<>
struct StringMaker<int> {
	static std::string convert(int value);
};
template<>
struct StringMaker<long> {
	static std::string convert(long value);
};
template<>
struct StringMaker<long long> {
	static std::string convert(long long value);
};
template<>
struct StringMaker<unsigned int> {
	static std::string convert(unsigned int value);
};
template<>
struct StringMaker<unsigned long> {
	static std::string convert(unsigned long value);
};
template<>
struct StringMaker<unsigned long long> {
	static std::string convert(unsigned long long value);
};

template<>
struct StringMaker<bool> {
	static std::string convert(bool b);
};

template<>
struct StringMaker<char> {
	static std::string convert(char c);
};
template<>
struct StringMaker<signed char> {
	static std::string convert(signed char c);
};
template<>
struct StringMaker<unsigned char> {
	static std::string convert(unsigned char c);
};

template<>
struct StringMaker<std::nullptr_t> {
	static std::string convert(std::nullptr_t);
};

template<>
struct StringMaker<float> {
	static std::string convert(float value);
	static int precision;
};

template<>
struct StringMaker<double> {
	static std::string convert(double value);
	static int precision;
};

template <typename T>
struct StringMaker<T*> {
	template <typename U>
	static std::string convert(U* p)
	{
		if (p) {
			return ::Catch::Detail::rawMemoryToString(p);
		} else {
			return "nullptr";
		}
	}
};

template <typename R, typename C>
struct StringMaker<R C::*> {
	static std::string convert(R C::* p)
	{
		if (p) {
			return ::Catch::Detail::rawMemoryToString(p);
		} else {
			return "nullptr";
		}
	}
};

#if defined(_MANAGED)
template <typename T>
struct StringMaker<T^> {
	static std::string convert(T^ ref)
	{
		return ::Catch::Detail::clrReferenceToString(ref);
	}
};
#endif

namespace Detail
{
template<typename InputIterator, typename Sentinel = InputIterator>
std::string rangeToString(InputIterator first, Sentinel last)
{
	ReusableStringStream rss;
	rss << "{ ";

	if (first != last) {
		rss << ::Catch::Detail::stringify(*first);

		for (++first; first != last; ++first) {
			rss << ", " << ::Catch::Detail::stringify(*first);
		}
	}

	rss << " }";
	return rss.str();
}
}

#ifdef __OBJC__
template<>
struct StringMaker<NSString*> {
	static std::string convert(NSString * nsstring)
	{
		if (!nsstring) {
			return "nil";
		}

		return std::string("@") + [nsstring UTF8String];
	}
};
template<>
struct StringMaker<NSObject*> {
	static std::string convert(NSObject* nsObject)
	{
		return ::Catch::Detail::stringify([nsObject description]);
	}

};
namespace Detail
{
inline std::string stringify(NSString* nsstring)
{
	return StringMaker<NSString*>::convert(nsstring);
}

} // namespace Detail
#endif // __OBJC__

} // namespace Catch

//////////////////////////////////////////////////////
// Separate std-lib types stringification, so it can be selectively enabled
// This means that we do not bring in

#if defined(CATCH_CONFIG_ENABLE_ALL_STRINGMAKERS)
#  define CATCH_CONFIG_ENABLE_PAIR_STRINGMAKER
#  define CATCH_CONFIG_ENABLE_TUPLE_STRINGMAKER
#  define CATCH_CONFIG_ENABLE_VARIANT_STRINGMAKER
#  define CATCH_CONFIG_ENABLE_CHRONO_STRINGMAKER
#  define CATCH_CONFIG_ENABLE_OPTIONAL_STRINGMAKER
#endif

// Separate std::pair specialization
#if defined(CATCH_CONFIG_ENABLE_PAIR_STRINGMAKER)
#include <utility>
namespace Catch
{
template<typename T1, typename T2>
struct StringMaker<std::pair<T1, T2> > {
	static std::string convert(const std::pair<T1, T2>& pair)
	{
		ReusableStringStream rss;
		rss << "{ "
		    << ::Catch::Detail::stringify(pair.first)
		    << ", "
		    << ::Catch::Detail::stringify(pair.second)
		    << " }";
		return rss.str();
	}
};
}
#endif // CATCH_CONFIG_ENABLE_PAIR_STRINGMAKER

#if defined(CATCH_CONFIG_ENABLE_OPTIONAL_STRINGMAKER) && defined(CATCH_CONFIG_CPP17_OPTIONAL)
#include <optional>
namespace Catch
{
template<typename T>
struct StringMaker<std::optional<T> > {
	static std::string convert(const std::optional<T>& optional)
	{
		ReusableStringStream rss;

		if (optional.has_value()) {
			rss << ::Catch::Detail::stringify(*optional);
		} else {
			rss << "{ }";
		}

		return rss.str();
	}
};
}
#endif // CATCH_CONFIG_ENABLE_OPTIONAL_STRINGMAKER

// Separate std::tuple specialization
#if defined(CATCH_CONFIG_ENABLE_TUPLE_STRINGMAKER)
#include <tuple>
namespace Catch
{
namespace Detail
{
template <
	typename Tuple,
	std::size_t N = 0,
	bool = (N < std::tuple_size<Tuple>::value)
		>
struct TupleElementPrinter {
	static void print(const Tuple& tuple, std::ostream& os)
	{
		os << (N ? ", " : " ")
		    << ::Catch::Detail::stringify(std::get<N>(tuple));
		    TupleElementPrinter < Tuple, N + 1 >::print(tuple, os);
	}
};

template <
	typename Tuple,
	std::size_t N
	>
struct TupleElementPrinter<Tuple, N, false> {
	static void print(const Tuple&, std::ostream&) {}
};

}

template<typename ...Types>
struct StringMaker<std::tuple<Types...>> {
	static std::string convert(const std::tuple<Types...>& tuple)
	{
		ReusableStringStream rss;
		rss << '{';
		Detail::TupleElementPrinter<std::tuple<Types...>>::print(tuple, rss.get());
		rss << " }";
		return rss.str();
	}
};
}
#endif // CATCH_CONFIG_ENABLE_TUPLE_STRINGMAKER

#if defined(CATCH_CONFIG_ENABLE_VARIANT_STRINGMAKER) && defined(CATCH_CONFIG_CPP17_VARIANT)
#include <variant>
namespace Catch
{
template<>
struct StringMaker<std::monostate> {
	static std::string convert(const std::monostate&)
	{
		return "{ }";
	}
};

template<typename... Elements>
struct StringMaker<std::variant<Elements...>> {
	static std::string convert(const std::variant<Elements...>& variant)
	{
		if (variant.valueless_by_exception()) {
			return "{valueless variant}";
		} else {
			return std::visit(
			[](const auto & value) {
				return ::Catch::Detail::stringify(value);
			},
			variant
			       );
		}
	}
};
}
#endif // CATCH_CONFIG_ENABLE_VARIANT_STRINGMAKER

namespace Catch
{
// Import begin/ end from std here
using std::begin;
using std::end;

namespace detail
{
template <typename...>
struct void_type {
	using type = void;
};

template <typename T, typename = void>
struct is_range_impl : std::false_type {
};

template <typename T>
struct is_range_impl<T, typename void_type<decltype(begin(std::declval<T>()))>::type> : std::true_type {
};
} // namespace detail

template <typename T>
struct is_range : detail::is_range_impl<T> {
};

#if defined(_MANAGED) // Managed types are never ranges
template <typename T>
struct is_range<T^> {
	static const bool value = false;
};
#endif

template<typename Range>
std::string rangeToString(Range const& range)
{
	return ::Catch::Detail::rangeToString(begin(range), end(range));
}

// Handle vector<bool> specially
template<typename Allocator>
std::string rangeToString(std::vector<bool, Allocator> const& v)
{
	ReusableStringStream rss;
	rss << "{ ";
	bool first = true;

	for (bool b : v) {
		if (first) {
			first = false;
		} else {
			rss << ", ";
		}

		rss << ::Catch::Detail::stringify(b);
	}

	rss << " }";
	return rss.str();
}

template<typename R>
struct StringMaker < R, typename std::enable_if < is_range<R>::value && !::Catch::Detail::IsStreamInsertable<R>::value >::type > {
	static std::string convert(R const& range)
	{
		return rangeToString(range);
	}
};

template <typename T, int SZ>
struct StringMaker<T[SZ]> {
	static std::string convert(T const(&arr)[SZ])
	{
		return rangeToString(arr);
	}
};

} // namespace Catch

// Separate std::chrono::duration specialization
#if defined(CATCH_CONFIG_ENABLE_CHRONO_STRINGMAKER)
#include <ctime>
#include <ratio>
#include <chrono>

namespace Catch
{

template <class Ratio>
struct ratio_string {
	static std::string symbol();
};

template <class Ratio>
std::string ratio_string<Ratio>::symbol()
{
	Catch::ReusableStringStream rss;
	rss << '[' << Ratio::num << '/'
	    << Ratio::den << ']';
	return rss.str();
}
template <>
struct ratio_string<std::atto> {
	static std::string symbol();
};
template <>
struct ratio_string<std::femto> {
	static std::string symbol();
};
template <>
struct ratio_string<std::pico> {
	static std::string symbol();
};
template <>
struct ratio_string<std::nano> {
	static std::string symbol();
};
template <>
struct ratio_string<std::micro> {
	static std::string symbol();
};
template <>
struct ratio_string<std::milli> {
	static std::string symbol();
};

////////////
// std::chrono::duration specializations
template<typename Value, typename Ratio>
struct StringMaker<std::chrono::duration<Value, Ratio>> {
	static std::string convert(std::chrono::duration<Value, Ratio> const& duration)
	{
		ReusableStringStream rss;
		rss << duration.count() << ' ' << ratio_string<Ratio>::symbol() << 's';
		return rss.str();
	}
};
template<typename Value>
struct StringMaker<std::chrono::duration<Value, std::ratio<1>>> {
	static std::string convert(std::chrono::duration<Value, std::ratio<1>> const& duration)
	{
		ReusableStringStream rss;
		rss << duration.count() << " s";
		return rss.str();
	}
};
template<typename Value>
struct StringMaker<std::chrono::duration<Value, std::ratio<60>>> {
	static std::string convert(std::chrono::duration<Value, std::ratio<60>> const& duration)
	{
		ReusableStringStream rss;
		rss << duration.count() << " m";
		return rss.str();
	}
};
template<typename Value>
struct StringMaker<std::chrono::duration<Value, std::ratio<3600>>> {
	static std::string convert(std::chrono::duration<Value, std::ratio<3600>> const& duration)
	{
		ReusableStringStream rss;
		rss << duration.count() << " h";
		return rss.str();
	}
};

////////////
// std::chrono::time_point specialization
// Generic time_point cannot be specialized, only std::chrono::time_point<system_clock>
template<typename Clock, typename Duration>
struct StringMaker<std::chrono::time_point<Clock, Duration>> {
	static std::string convert(std::chrono::time_point<Clock, Duration> const& time_point)
	{
		return ::Catch::Detail::stringify(time_point.time_since_epoch()) + " since epoch";
	}
};
// std::chrono::time_point<system_clock> specialization
template<typename Duration>
struct StringMaker<std::chrono::time_point<std::chrono::system_clock, Duration>> {
	static std::string convert(std::chrono::time_point<std::chrono::system_clock, Duration> const& time_point)
	{
		auto converted = std::chrono::system_clock::to_time_t(time_point);

#ifdef _MSC_VER
		std::tm timeInfo = {};
		gmtime_s(&timeInfo, &converted);
#else
		std::tm* timeInfo = std::gmtime(&converted);
#endif

		auto const timeStampSize = sizeof("2017-01-16T17:06:45Z");
		char timeStamp[timeStampSize];
		const char * const fmt = "%Y-%m-%dT%H:%M:%SZ";

#ifdef _MSC_VER
		std::strftime(timeStamp, timeStampSize, fmt, &timeInfo);
#else
		std::strftime(timeStamp, timeStampSize, fmt, timeInfo);
#endif
		return std::string(timeStamp);
	}
};
}
#endif // CATCH_CONFIG_ENABLE_CHRONO_STRINGMAKER

#define INTERNAL_CATCH_REGISTER_ENUM( enumName, ... ) \
namespace Catch { \
    template<> struct StringMaker<enumName> { \
        static std::string convert( enumName value ) { \
            static const auto& enumInfo = ::Catch::getMutableRegistryHub().getMutableEnumValuesRegistry().registerEnum( #enumName, #__VA_ARGS__, { __VA_ARGS__ } ); \
            return static_cast<std::string>(enumInfo.lookup( static_cast<int>( value ) )); \
        } \
    }; \
}

#define CATCH_REGISTER_ENUM( enumName, ... ) INTERNAL_CATCH_REGISTER_ENUM( enumName, __VA_ARGS__ )

#ifdef _MSC_VER
#pragma warning(pop)
#endif

// end catch_tostring.h
#include <iosfwd>

#ifdef _MSC_VER
#pragma warning(push)
#pragma warning(disable:4389) // '==' : signed/unsigned mismatch
#pragma warning(disable:4018) // more "signed/unsigned mismatch"
#pragma warning(disable:4312) // Converting int to T* using reinterpret_cast (issue on x64 platform)
#pragma warning(disable:4180) // qualifier applied to function type has no meaning
#pragma warning(disable:4800) // Forcing result to true or false
#endif

namespace Catch
{

struct ITransientExpression {
	auto isBinaryExpression() const -> bool
	{
		return m_isBinaryExpression;
	}
	auto getResult() const -> bool
	{
		return m_result;
	}
	virtual void streamReconstructedExpression(std::ostream &os) const = 0;

	ITransientExpression(bool isBinaryExpression, bool result)
		:   m_isBinaryExpression(isBinaryExpression),
		    m_result(result)
	{}

	// We don't actually need a virtual destructor, but many static analysers
	// complain if it's not here :-(
	virtual ~ITransientExpression();

	bool m_isBinaryExpression;
	bool m_result;

};

void formatReconstructedExpression(std::ostream &os, std::string const& lhs, StringRef op, std::string const& rhs);

template<typename LhsT, typename RhsT>
class BinaryExpr  : public ITransientExpression
{
	LhsT m_lhs;
	StringRef m_op;
	RhsT m_rhs;

	void streamReconstructedExpression(std::ostream &os) const override
	{
		formatReconstructedExpression
		(os, Catch::Detail::stringify(m_lhs), m_op, Catch::Detail::stringify(m_rhs));
	}

public:
	BinaryExpr(bool comparisonResult, LhsT lhs, StringRef op, RhsT rhs)
		:   ITransientExpression{ true, comparisonResult },
		    m_lhs(lhs),
		    m_op(op),
		    m_rhs(rhs)
	{}

	template<typename T>
	auto operator && (T) const -> BinaryExpr<LhsT, RhsT const&> const
	{
		static_assert(always_false<T>::value,
			      "chained comparisons are not supported inside assertions, "
			      "wrap the expression inside parentheses, or decompose it");
	}

	template<typename T>
	auto operator || (T) const -> BinaryExpr<LhsT, RhsT const&> const
	{
		static_assert(always_false<T>::value,
			      "chained comparisons are not supported inside assertions, "
			      "wrap the expression inside parentheses, or decompose it");
	}

	template<typename T>
	auto operator == (T) const -> BinaryExpr<LhsT, RhsT const&> const
	{
		static_assert(always_false<T>::value,
			      "chained comparisons are not supported inside assertions, "
			      "wrap the expression inside parentheses, or decompose it");
	}

	template<typename T>
	auto operator != (T) const -> BinaryExpr<LhsT, RhsT const&> const
	{
		static_assert(always_false<T>::value,
			      "chained comparisons are not supported inside assertions, "
			      "wrap the expression inside parentheses, or decompose it");
	}

	template<typename T>
	auto operator > (T) const -> BinaryExpr<LhsT, RhsT const&> const
	{
		static_assert(always_false<T>::value,
			      "chained comparisons are not supported inside assertions, "
			      "wrap the expression inside parentheses, or decompose it");
	}

	template<typename T>
	auto operator < (T) const -> BinaryExpr<LhsT, RhsT const&> const
	{
		static_assert(always_false<T>::value,
			      "chained comparisons are not supported inside assertions, "
			      "wrap the expression inside parentheses, or decompose it");
	}

	template<typename T>
	auto operator >= (T) const -> BinaryExpr<LhsT, RhsT const&> const
	{
		static_assert(always_false<T>::value,
			      "chained comparisons are not supported inside assertions, "
			      "wrap the expression inside parentheses, or decompose it");
	}

	template<typename T>
	auto operator <= (T) const -> BinaryExpr<LhsT, RhsT const&> const
	{
		static_assert(always_false<T>::value,
			      "chained comparisons are not supported inside assertions, "
			      "wrap the expression inside parentheses, or decompose it");
	}
};

template<typename LhsT>
class UnaryExpr : public ITransientExpression
{
	LhsT m_lhs;

	void streamReconstructedExpression(std::ostream &os) const override
	{
		os << Catch::Detail::stringify(m_lhs);
	}

public:
	explicit UnaryExpr(LhsT lhs)
		:   ITransientExpression{ false, static_cast<bool>(lhs) },
		    m_lhs(lhs)
	{}
};

// Specialised comparison functions to handle equality comparisons between ints and pointers (NULL deduces as an int)
template<typename LhsT, typename RhsT>
auto compareEqual(LhsT const& lhs, RhsT const& rhs) -> bool
{
	return static_cast<bool>(lhs == rhs);
}
template<typename T>
auto compareEqual(T* const& lhs, int rhs) -> bool
{
	return lhs == reinterpret_cast<void const*>(rhs);
}
template<typename T>
auto compareEqual(T* const& lhs, long rhs) -> bool
{
	return lhs == reinterpret_cast<void const*>(rhs);
}
template<typename T>
auto compareEqual(int lhs, T* const& rhs) -> bool
{
	return reinterpret_cast<void const*>(lhs) == rhs;
}
template<typename T>
auto compareEqual(long lhs, T* const& rhs) -> bool
{
	return reinterpret_cast<void const*>(lhs) == rhs;
}

template<typename LhsT, typename RhsT>
auto compareNotEqual(LhsT const& lhs, RhsT&& rhs) -> bool
{
	return static_cast<bool>(lhs != rhs);
}
template<typename T>
auto compareNotEqual(T* const& lhs, int rhs) -> bool
{
	return lhs != reinterpret_cast<void const*>(rhs);
}
template<typename T>
auto compareNotEqual(T* const& lhs, long rhs) -> bool
{
	return lhs != reinterpret_cast<void const*>(rhs);
}
template<typename T>
auto compareNotEqual(int lhs, T* const& rhs) -> bool
{
	return reinterpret_cast<void const*>(lhs) != rhs;
}
template<typename T>
auto compareNotEqual(long lhs, T* const& rhs) -> bool
{
	return reinterpret_cast<void const*>(lhs) != rhs;
}

template<typename LhsT>
class ExprLhs
{
	LhsT m_lhs;
public:
	explicit ExprLhs(LhsT lhs) : m_lhs(lhs) {}

	template<typename RhsT>
	auto operator == (RhsT const& rhs) -> BinaryExpr<LhsT, RhsT const&> const
	{
		return { compareEqual(m_lhs, rhs), m_lhs, "==", rhs };
	}
	auto operator == (bool rhs) -> BinaryExpr<LhsT, bool> const
	{
		return { m_lhs == rhs, m_lhs, "==", rhs };
	}

	template<typename RhsT>
	auto operator != (RhsT const& rhs) -> BinaryExpr<LhsT, RhsT const&> const
	{
		return { compareNotEqual(m_lhs, rhs), m_lhs, "!=", rhs };
	}
	auto operator != (bool rhs) -> BinaryExpr<LhsT, bool> const
	{
		return { m_lhs != rhs, m_lhs, "!=", rhs };
	}

	template<typename RhsT>
	auto operator > (RhsT const& rhs) -> BinaryExpr<LhsT, RhsT const&> const
	{
		return { static_cast<bool>(m_lhs > rhs), m_lhs, ">", rhs };
		       }
	template<typename RhsT>
	auto operator < (RhsT const& rhs) -> BinaryExpr<LhsT, RhsT const&> const
			{
				return { static_cast<bool>(m_lhs < rhs), m_lhs, "<", rhs };
						    }
				template<typename RhsT>
				auto operator >= (RhsT const& rhs) -> BinaryExpr<LhsT, RhsT const&> const
				{
					return { static_cast<bool>(m_lhs >= rhs), m_lhs, ">=", rhs };
					       }
				template<typename RhsT>
				auto operator <= (RhsT const& rhs) -> BinaryExpr<LhsT, RhsT const&> const
					       {
						       return { static_cast<bool>(m_lhs <= rhs), m_lhs, "<=", rhs };
									   }
						       template <typename RhsT>
						       auto operator | (RhsT const& rhs) -> BinaryExpr<LhsT, RhsT const&> const
						       {
							       return { static_cast<bool>(m_lhs | rhs), m_lhs, "|", rhs };
								      }
						       template <typename RhsT>
						       auto operator & (RhsT const& rhs) -> BinaryExpr<LhsT, RhsT const&> const
						       {
							       return { static_cast<bool>(m_lhs & rhs), m_lhs, "&", rhs };
								      }
						       template <typename RhsT>
						       auto operator ^ (RhsT const& rhs) -> BinaryExpr<LhsT, RhsT const&> const
						       {
							       return { static_cast<bool>(m_lhs ^ rhs), m_lhs, "^", rhs };
								      }

						       template<typename RhsT>
						       auto operator && (RhsT const&) -> BinaryExpr<LhsT, RhsT const&> const
						       {
							       static_assert(always_false<RhsT>::value,
									       "operator&& is not supported inside assertions, "
									       "wrap the expression inside parentheses, or decompose it");
									    }

						       template<typename RhsT>
						       auto operator || (RhsT const&) -> BinaryExpr<LhsT, RhsT const&> const
						       {
							       static_assert(always_false<RhsT>::value,
									       "operator|| is not supported inside assertions, "
									       "wrap the expression inside parentheses, or decompose it");
									    }

						       auto makeUnaryExpr() const -> UnaryExpr<LhsT>
	{
		return UnaryExpr<LhsT> { m_lhs };
	}
};

void handleExpression(ITransientExpression const& expr);

template<typename T>
void handleExpression(ExprLhs<T> const& expr)
{
	handleExpression(expr.makeUnaryExpr());
}

struct Decomposer {
	template<typename T>
	auto operator <= (T const& lhs) -> ExprLhs<T const&>
	{
		return ExprLhs<T const&> { lhs };
	}

	auto operator <=(bool value) -> ExprLhs<bool>
	{
		return ExprLhs<bool> { value };
	}
};

} // end namespace Catch

#ifdef _MSC_VER
#pragma warning(pop)
#endif

// end catch_decomposer.h
// start catch_interfaces_capture.h

#include <string>
#include <chrono>

namespace Catch
{

class AssertionResult;
struct AssertionInfo;
struct SectionInfo;
struct SectionEndInfo;
struct MessageInfo;
struct MessageBuilder;
struct Counts;
struct AssertionReaction;
struct SourceLineInfo;

struct ITransientExpression;
struct IGeneratorTracker;

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
struct BenchmarkInfo;
template <typename Duration = std::chrono::duration<double, std::nano>>
struct BenchmarkStats;
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING

struct IResultCapture {

	virtual ~IResultCapture();

	virtual bool sectionStarted(SectionInfo const& sectionInfo,
				    Counts& assertions) = 0;
	virtual void sectionEnded(SectionEndInfo const& endInfo) = 0;
	virtual void sectionEndedEarly(SectionEndInfo const& endInfo) = 0;

	virtual auto acquireGeneratorTracker(StringRef generatorName, SourceLineInfo const& lineInfo) -> IGeneratorTracker& = 0;

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
	virtual void benchmarkPreparing(std::string const& name) = 0;
	virtual void benchmarkStarting(BenchmarkInfo const& info) = 0;
	virtual void benchmarkEnded(BenchmarkStats<> const& stats) = 0;
	virtual void benchmarkFailed(std::string const& error) = 0;
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING

	virtual void pushScopedMessage(MessageInfo const& message) = 0;
	virtual void popScopedMessage(MessageInfo const& message) = 0;

	virtual void emplaceUnscopedMessage(MessageBuilder const& builder) = 0;

	virtual void handleFatalErrorCondition(StringRef message) = 0;

	virtual void handleExpr
	(AssertionInfo const& info,
	 ITransientExpression const& expr,
	 AssertionReaction& reaction) = 0;
	virtual void handleMessage
	(AssertionInfo const& info,
	 ResultWas::OfType resultType,
	 StringRef const& message,
	 AssertionReaction& reaction) = 0;
	virtual void handleUnexpectedExceptionNotThrown
	(AssertionInfo const& info,
	 AssertionReaction& reaction) = 0;
	virtual void handleUnexpectedInflightException
	(AssertionInfo const& info,
	 std::string const& message,
	 AssertionReaction& reaction) = 0;
	virtual void handleIncomplete
	(AssertionInfo const& info) = 0;
	virtual void handleNonExpr
	(AssertionInfo const &info,
	 ResultWas::OfType resultType,
	 AssertionReaction &reaction) = 0;

	virtual bool lastAssertionPassed() = 0;
	virtual void assertionPassed() = 0;

	// Deprecated, do not use:
	virtual std::string getCurrentTestName() const = 0;
	virtual const AssertionResult* getLastResult() const = 0;
	virtual void exceptionEarlyReported() = 0;
};

IResultCapture& getResultCapture();
}

// end catch_interfaces_capture.h
namespace Catch
{

struct TestFailureException {};
struct AssertionResultData;
struct IResultCapture;
class RunContext;

class LazyExpression
{
	friend class AssertionHandler;
	friend struct AssertionStats;
	friend class RunContext;

	ITransientExpression const* m_transientExpression = nullptr;
	bool m_isNegated;
public:
	LazyExpression(bool isNegated);
	LazyExpression(LazyExpression const& other);
	LazyExpression& operator = (LazyExpression const&) = delete;

	explicit operator bool() const;

	friend auto operator << (std::ostream& os, LazyExpression const& lazyExpr) -> std::ostream&;
};

struct AssertionReaction {
	bool shouldDebugBreak = false;
	bool shouldThrow = false;
};

class AssertionHandler
{
	AssertionInfo m_assertionInfo;
	AssertionReaction m_reaction;
	bool m_completed = false;
	IResultCapture& m_resultCapture;

public:
	AssertionHandler
	(StringRef const& macroName,
	 SourceLineInfo const& lineInfo,
	 StringRef capturedExpression,
	 ResultDisposition::Flags resultDisposition);
	~AssertionHandler()
	{
		if (!m_completed) {
			m_resultCapture.handleIncomplete(m_assertionInfo);
		}
	}

	template<typename T>
	void handleExpr(ExprLhs<T> const& expr)
	{
		handleExpr(expr.makeUnaryExpr());
	}
	void handleExpr(ITransientExpression const& expr);

	void handleMessage(ResultWas::OfType resultType, StringRef const& message);

	void handleExceptionThrownAsExpected();
	void handleUnexpectedExceptionNotThrown();
	void handleExceptionNotThrownAsExpected();
	void handleThrowingCallSkipped();
	void handleUnexpectedInflightException();

	void complete();
	void setCompleted();

	// query
	auto allowThrows() const -> bool;
};

void handleExceptionMatchExpr(AssertionHandler& handler, std::string const& str, StringRef const& matcherString);

} // namespace Catch

// end catch_assertionhandler.h
// start catch_message.h

#include <string>
#include <vector>

namespace Catch
{

struct MessageInfo {
	MessageInfo(StringRef const& _macroName,
		    SourceLineInfo const& _lineInfo,
		    ResultWas::OfType _type);

	StringRef macroName;
	std::string message;
	SourceLineInfo lineInfo;
	ResultWas::OfType type;
	unsigned int sequence;

	bool operator == (MessageInfo const& other) const;
	bool operator < (MessageInfo const& other) const;
private:
	static unsigned int globalCount;
};

struct MessageStream {

	template<typename T>
	MessageStream& operator << (T const& value)
	{
		m_stream << value;
		return *this;
	}

	ReusableStringStream m_stream;
};

struct MessageBuilder : MessageStream {
	MessageBuilder(StringRef const& macroName,
		       SourceLineInfo const& lineInfo,
		       ResultWas::OfType type);

	template<typename T>
	MessageBuilder& operator << (T const& value)
	{
		m_stream << value;
		return *this;
	}

	MessageInfo m_info;
};

class ScopedMessage
{
public:
	explicit ScopedMessage(MessageBuilder const& builder);
	ScopedMessage(ScopedMessage& duplicate) = delete;
	ScopedMessage(ScopedMessage&& old);
	~ScopedMessage();

	MessageInfo m_info;
	bool m_moved;
};

class Capturer
{
	std::vector<MessageInfo> m_messages;
	IResultCapture& m_resultCapture = getResultCapture();
	size_t m_captured = 0;
public:
	Capturer(StringRef macroName, SourceLineInfo const& lineInfo, ResultWas::OfType resultType, StringRef names);
	~Capturer();

	void captureValue(size_t index, std::string const& value);

	template<typename T>
	void captureValues(size_t index, T const& value)
	{
		captureValue(index, Catch::Detail::stringify(value));
	}

	template<typename T, typename... Ts>
	void captureValues(size_t index, T const& value, Ts const&... values)
	{
		captureValue(index, Catch::Detail::stringify(value));
		captureValues(index + 1, values...);
	}
};

} // end namespace Catch

// end catch_message.h
#if !defined(CATCH_CONFIG_DISABLE)

#if !defined(CATCH_CONFIG_DISABLE_STRINGIFICATION)
#define CATCH_INTERNAL_STRINGIFY(...) #__VA_ARGS__
#else
#define CATCH_INTERNAL_STRINGIFY(...) "Disabled by CATCH_CONFIG_DISABLE_STRINGIFICATION"
#endif

#if defined(CATCH_CONFIG_FAST_COMPILE) || defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)

///////////////////////////////////////////////////////////////////////////////
// Another way to speed-up compilation is to omit local try-catch for REQUIRE*
// macros.
#define INTERNAL_CATCH_TRY
#define INTERNAL_CATCH_CATCH( capturer )

#else // CATCH_CONFIG_FAST_COMPILE

#define INTERNAL_CATCH_TRY try
#define INTERNAL_CATCH_CATCH( handler ) catch(...) { handler.handleUnexpectedInflightException(); }

#endif

#define INTERNAL_CATCH_REACT( handler ) handler.complete();

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_TEST( macroName, resultDisposition, ... ) \
    do { \
        CATCH_INTERNAL_IGNORE_BUT_WARN(__VA_ARGS__); \
        Catch::AssertionHandler catchAssertionHandler( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, CATCH_INTERNAL_STRINGIFY(__VA_ARGS__), resultDisposition ); \
        INTERNAL_CATCH_TRY { \
            CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
            CATCH_INTERNAL_SUPPRESS_PARENTHESES_WARNINGS \
            catchAssertionHandler.handleExpr( Catch::Decomposer() <= __VA_ARGS__ ); \
            CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION \
        } INTERNAL_CATCH_CATCH( catchAssertionHandler ) \
        INTERNAL_CATCH_REACT( catchAssertionHandler ) \
    } while( (void)0, (false) && static_cast<bool>( !!(__VA_ARGS__) ) )

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_IF( macroName, resultDisposition, ... ) \
    INTERNAL_CATCH_TEST( macroName, resultDisposition, __VA_ARGS__ ); \
    if( Catch::getResultCapture().lastAssertionPassed() )

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_ELSE( macroName, resultDisposition, ... ) \
    INTERNAL_CATCH_TEST( macroName, resultDisposition, __VA_ARGS__ ); \
    if( !Catch::getResultCapture().lastAssertionPassed() )

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_NO_THROW( macroName, resultDisposition, ... ) \
    do { \
        Catch::AssertionHandler catchAssertionHandler( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, CATCH_INTERNAL_STRINGIFY(__VA_ARGS__), resultDisposition ); \
        try { \
            static_cast<void>(__VA_ARGS__); \
            catchAssertionHandler.handleExceptionNotThrownAsExpected(); \
        } \
        catch( ... ) { \
            catchAssertionHandler.handleUnexpectedInflightException(); \
        } \
        INTERNAL_CATCH_REACT( catchAssertionHandler ) \
    } while( false )

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_THROWS( macroName, resultDisposition, ... ) \
    do { \
        Catch::AssertionHandler catchAssertionHandler( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, CATCH_INTERNAL_STRINGIFY(__VA_ARGS__), resultDisposition); \
        if( catchAssertionHandler.allowThrows() ) \
            try { \
                static_cast<void>(__VA_ARGS__); \
                catchAssertionHandler.handleUnexpectedExceptionNotThrown(); \
            } \
            catch( ... ) { \
                catchAssertionHandler.handleExceptionThrownAsExpected(); \
            } \
        else \
            catchAssertionHandler.handleThrowingCallSkipped(); \
        INTERNAL_CATCH_REACT( catchAssertionHandler ) \
    } while( false )

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_THROWS_AS( macroName, exceptionType, resultDisposition, expr ) \
    do { \
        Catch::AssertionHandler catchAssertionHandler( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, CATCH_INTERNAL_STRINGIFY(expr) ", " CATCH_INTERNAL_STRINGIFY(exceptionType), resultDisposition ); \
        if( catchAssertionHandler.allowThrows() ) \
            try { \
                static_cast<void>(expr); \
                catchAssertionHandler.handleUnexpectedExceptionNotThrown(); \
            } \
            catch( exceptionType const& ) { \
                catchAssertionHandler.handleExceptionThrownAsExpected(); \
            } \
            catch( ... ) { \
                catchAssertionHandler.handleUnexpectedInflightException(); \
            } \
        else \
            catchAssertionHandler.handleThrowingCallSkipped(); \
        INTERNAL_CATCH_REACT( catchAssertionHandler ) \
    } while( false )

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_MSG( macroName, messageType, resultDisposition, ... ) \
    do { \
        Catch::AssertionHandler catchAssertionHandler( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, Catch::StringRef(), resultDisposition ); \
        catchAssertionHandler.handleMessage( messageType, ( Catch::MessageStream() << __VA_ARGS__ + ::Catch::StreamEndStop() ).m_stream.str() ); \
        INTERNAL_CATCH_REACT( catchAssertionHandler ) \
    } while( false )

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_CAPTURE( varName, macroName, ... ) \
    auto varName = Catch::Capturer( macroName, CATCH_INTERNAL_LINEINFO, Catch::ResultWas::Info, #__VA_ARGS__ ); \
    varName.captureValues( 0, __VA_ARGS__ )

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_INFO( macroName, log ) \
    Catch::ScopedMessage INTERNAL_CATCH_UNIQUE_NAME( scopedMessage )( Catch::MessageBuilder( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, Catch::ResultWas::Info ) << log );

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_UNSCOPED_INFO( macroName, log ) \
    Catch::getResultCapture().emplaceUnscopedMessage( Catch::MessageBuilder( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, Catch::ResultWas::Info ) << log )

///////////////////////////////////////////////////////////////////////////////
// Although this is matcher-based, it can be used with just a string
#define INTERNAL_CATCH_THROWS_STR_MATCHES( macroName, resultDisposition, matcher, ... ) \
    do { \
        Catch::AssertionHandler catchAssertionHandler( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, CATCH_INTERNAL_STRINGIFY(__VA_ARGS__) ", " CATCH_INTERNAL_STRINGIFY(matcher), resultDisposition ); \
        if( catchAssertionHandler.allowThrows() ) \
            try { \
                static_cast<void>(__VA_ARGS__); \
                catchAssertionHandler.handleUnexpectedExceptionNotThrown(); \
            } \
            catch( ... ) { \
                Catch::handleExceptionMatchExpr( catchAssertionHandler, matcher, #matcher##_catch_sr ); \
            } \
        else \
            catchAssertionHandler.handleThrowingCallSkipped(); \
        INTERNAL_CATCH_REACT( catchAssertionHandler ) \
    } while( false )

#endif // CATCH_CONFIG_DISABLE

// end catch_capture.hpp
// start catch_section.h

// start catch_section_info.h

// start catch_totals.h

#include <cstddef>

namespace Catch
{

struct Counts {
	Counts operator - (Counts const& other) const;
	Counts& operator += (Counts const& other);

	std::size_t total() const;
	bool allPassed() const;
	bool allOk() const;

	std::size_t passed = 0;
	std::size_t failed = 0;
	std::size_t failedButOk = 0;
};

struct Totals {

	Totals operator - (Totals const& other) const;
	Totals& operator += (Totals const& other);

	Totals delta(Totals const& prevTotals) const;

	int error = 0;
	Counts assertions;
	Counts testCases;
};
}

// end catch_totals.h
#include <string>

namespace Catch
{

struct SectionInfo {
	SectionInfo
	(SourceLineInfo const& _lineInfo,
	 std::string const& _name);

	// Deprecated
	SectionInfo
	(SourceLineInfo const& _lineInfo,
	 std::string const& _name,
	 std::string const&) : SectionInfo(_lineInfo, _name) {}

	std::string name;
	std::string description; // !Deprecated: this will always be empty
	SourceLineInfo lineInfo;
};

struct SectionEndInfo {
	SectionInfo sectionInfo;
	Counts prevAssertions;
	double durationInSeconds;
};

} // end namespace Catch

// end catch_section_info.h
// start catch_timer.h

#include <cstdint>

namespace Catch
{

auto getCurrentNanosecondsSinceEpoch() -> uint64_t;
auto getEstimatedClockResolution() -> uint64_t;

class Timer
{
	uint64_t m_nanoseconds = 0;
public:
	void start();
	auto getElapsedNanoseconds() const -> uint64_t;
	auto getElapsedMicroseconds() const -> uint64_t;
	auto getElapsedMilliseconds() const -> unsigned int;
	auto getElapsedSeconds() const -> double;
};

} // namespace Catch

// end catch_timer.h
#include <string>

namespace Catch
{

class Section : NonCopyable
{
public:
	Section(SectionInfo const& info);
	~Section();

	// This indicates whether the section should be executed or not
	explicit operator bool() const;

private:
	SectionInfo m_info;

	std::string m_name;
	Counts m_assertions;
	bool m_sectionIncluded;
	Timer m_timer;
};

} // end namespace Catch

#define INTERNAL_CATCH_SECTION( ... ) \
    CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
    CATCH_INTERNAL_SUPPRESS_UNUSED_WARNINGS \
    if( Catch::Section const& INTERNAL_CATCH_UNIQUE_NAME( catch_internal_Section ) = Catch::SectionInfo( CATCH_INTERNAL_LINEINFO, __VA_ARGS__ ) ) \
    CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION

#define INTERNAL_CATCH_DYNAMIC_SECTION( ... ) \
    CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
    CATCH_INTERNAL_SUPPRESS_UNUSED_WARNINGS \
    if( Catch::Section const& INTERNAL_CATCH_UNIQUE_NAME( catch_internal_Section ) = Catch::SectionInfo( CATCH_INTERNAL_LINEINFO, (Catch::ReusableStringStream() << __VA_ARGS__).str() ) ) \
    CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION

// end catch_section.h
// start catch_interfaces_exception.h

// start catch_interfaces_registry_hub.h

#include <string>
#include <memory>

namespace Catch
{

class TestCase;
struct ITestCaseRegistry;
struct IExceptionTranslatorRegistry;
struct IExceptionTranslator;
struct IReporterRegistry;
struct IReporterFactory;
struct ITagAliasRegistry;
struct IMutableEnumValuesRegistry;

class StartupExceptionRegistry;

using IReporterFactoryPtr = std::shared_ptr<IReporterFactory>;

struct IRegistryHub {
	virtual ~IRegistryHub();

	virtual IReporterRegistry const& getReporterRegistry() const = 0;
	virtual ITestCaseRegistry const& getTestCaseRegistry() const = 0;
	virtual ITagAliasRegistry const& getTagAliasRegistry() const = 0;
	virtual IExceptionTranslatorRegistry const& getExceptionTranslatorRegistry() const = 0;

	virtual StartupExceptionRegistry const& getStartupExceptionRegistry() const = 0;
};

struct IMutableRegistryHub {
	virtual ~IMutableRegistryHub();
	virtual void registerReporter(std::string const& name, IReporterFactoryPtr const& factory) = 0;
	virtual void registerListener(IReporterFactoryPtr const& factory) = 0;
	virtual void registerTest(TestCase const& testInfo) = 0;
	virtual void registerTranslator(const IExceptionTranslator* translator) = 0;
	virtual void registerTagAlias(std::string const& alias, std::string const& tag, SourceLineInfo const& lineInfo) = 0;
	virtual void registerStartupException() noexcept = 0;
	virtual IMutableEnumValuesRegistry& getMutableEnumValuesRegistry() = 0;
};

IRegistryHub const& getRegistryHub();
IMutableRegistryHub& getMutableRegistryHub();
void cleanUp();
std::string translateActiveException();

}

// end catch_interfaces_registry_hub.h
#if defined(CATCH_CONFIG_DISABLE)
#define INTERNAL_CATCH_TRANSLATE_EXCEPTION_NO_REG( translatorName, signature) \
        static std::string translatorName( signature )
#endif

#include <exception>
#include <string>
#include <vector>

namespace Catch
{
using exceptionTranslateFunction = std::string(*)();

struct IExceptionTranslator;
using ExceptionTranslators = std::vector<std::unique_ptr<IExceptionTranslator const>>;

struct IExceptionTranslator {
	virtual ~IExceptionTranslator();
	virtual std::string translate(ExceptionTranslators::const_iterator it, ExceptionTranslators::const_iterator itEnd) const = 0;
};

struct IExceptionTranslatorRegistry {
	virtual ~IExceptionTranslatorRegistry();

	virtual std::string translateActiveException() const = 0;
};

class ExceptionTranslatorRegistrar
{
	template<typename T>
class ExceptionTranslator : public IExceptionTranslator
	{
public:

		ExceptionTranslator(std::string(*translateFunction)(T&))
			: m_translateFunction(translateFunction)
		{}

		std::string translate(ExceptionTranslators::const_iterator it, ExceptionTranslators::const_iterator itEnd) const override
		{
#if defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
			return "";
#else

			try {
				if (it == itEnd) {
					std::rethrow_exception(std::current_exception());
				} else {
					return (*it)->translate(it + 1, itEnd);
				}
			} catch (T& ex) {
				return m_translateFunction(ex);
			}

#endif
		}

protected:
		std::string(*m_translateFunction)(T&);
	};

public:
	template<typename T>
	ExceptionTranslatorRegistrar(std::string(*translateFunction)(T&))
	{
		getMutableRegistryHub().registerTranslator
		(new ExceptionTranslator<T>(translateFunction));
	}
};
}

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_TRANSLATE_EXCEPTION2( translatorName, signature ) \
    static std::string translatorName( signature ); \
    CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
    CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
    namespace{ Catch::ExceptionTranslatorRegistrar INTERNAL_CATCH_UNIQUE_NAME( catch_internal_ExceptionRegistrar )( &translatorName ); } \
    CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION \
    static std::string translatorName( signature )

#define INTERNAL_CATCH_TRANSLATE_EXCEPTION( signature ) INTERNAL_CATCH_TRANSLATE_EXCEPTION2( INTERNAL_CATCH_UNIQUE_NAME( catch_internal_ExceptionTranslator ), signature )

// end catch_interfaces_exception.h
// start catch_approx.h

#include <type_traits>

namespace Catch
{
namespace Detail
{

class Approx
{
private:
	bool equalityComparisonImpl(double other) const;
	// Validates the new margin (margin >= 0)
	// out-of-line to avoid including stdexcept in the header
	void setMargin(double margin);
	// Validates the new epsilon (0 < epsilon < 1)
	// out-of-line to avoid including stdexcept in the header
	void setEpsilon(double epsilon);

public:
	explicit Approx(double value);

	static Approx custom();

	Approx operator-() const;

	template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
	Approx operator()(T const& value) const
	{
		Approx approx(static_cast<double>(value));
		approx.m_epsilon = m_epsilon;
		approx.m_margin = m_margin;
		approx.m_scale = m_scale;
		return approx;
	}

	template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
	explicit Approx(T const& value): Approx(static_cast<double>(value))
	{}

	template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
	friend bool operator == (const T& lhs, Approx const& rhs)
	{
		auto lhs_v = static_cast<double>(lhs);
		return rhs.equalityComparisonImpl(lhs_v);
	}

	template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
	friend bool operator == (Approx const& lhs, const T& rhs)
	{
		return operator==(rhs, lhs);
	}

	template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
	friend bool operator != (T const& lhs, Approx const& rhs)
	{
		return !operator==(lhs, rhs);
	}

	template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
	friend bool operator != (Approx const& lhs, T const& rhs)
	{
		return !operator==(rhs, lhs);
	}

	template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
	friend bool operator <= (T const& lhs, Approx const& rhs)
	{
		return static_cast<double>(lhs) < rhs.m_value || lhs == rhs;
	}

	template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
	friend bool operator <= (Approx const& lhs, T const& rhs)
	{
		return lhs.m_value < static_cast<double>(rhs) || lhs == rhs;
	}

	template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
	friend bool operator >= (T const& lhs, Approx const& rhs)
	{
		return static_cast<double>(lhs) > rhs.m_value || lhs == rhs;
	}

	template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
	friend bool operator >= (Approx const& lhs, T const& rhs)
	{
		return lhs.m_value > static_cast<double>(rhs) || lhs == rhs;
	}

	template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
	Approx & epsilon(T const& newEpsilon)
	{
		double epsilonAsDouble = static_cast<double>(newEpsilon);
		setEpsilon(epsilonAsDouble);
		return *this;
	}

	template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
	Approx & margin(T const& newMargin)
	{
		double marginAsDouble = static_cast<double>(newMargin);
		setMargin(marginAsDouble);
		return *this;
	}

	template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
	Approx & scale(T const& newScale)
	{
		m_scale = static_cast<double>(newScale);
		return *this;
	}

	std::string toString() const;

private:
	double m_epsilon;
	double m_margin;
	double m_scale;
	double m_value;
};
} // end namespace Detail

namespace literals
{
Detail::Approx operator "" _a(long double val);
Detail::Approx operator "" _a(unsigned long long val);
} // end namespace literals

template<>
struct StringMaker<Catch::Detail::Approx> {
	static std::string convert(Catch::Detail::Approx const& value);
};

} // end namespace Catch

// end catch_approx.h
// start catch_string_manip.h

#include <string>
#include <iosfwd>
#include <vector>

namespace Catch
{

bool startsWith(std::string const& s, std::string const& prefix);
bool startsWith(std::string const& s, char prefix);
bool endsWith(std::string const& s, std::string const& suffix);
bool endsWith(std::string const& s, char suffix);
bool contains(std::string const& s, std::string const& infix);
void toLowerInPlace(std::string& s);
std::string toLower(std::string const& s);
//! Returns a new string without whitespace at the start/end
std::string trim(std::string const& str);
//! Returns a substring of the original ref without whitespace. Beware lifetimes!
StringRef trim(StringRef ref);

// !!! Be aware, returns refs into original string - make sure original string outlives them
std::vector<StringRef> splitStringRef(StringRef str, char delimiter);
bool replaceInPlace(std::string& str, std::string const& replaceThis, std::string const& withThis);

struct pluralise {
	pluralise(std::size_t count, std::string const& label);

	friend std::ostream& operator << (std::ostream& os, pluralise const& pluraliser);

	std::size_t m_count;
	std::string m_label;
};
}

// end catch_string_manip.h
#ifndef CATCH_CONFIG_DISABLE_MATCHERS
// start catch_capture_matchers.h

// start catch_matchers.h

#include <string>
#include <vector>

namespace Catch
{
namespace Matchers
{
namespace Impl
{

template<typename ArgT> struct MatchAllOf;
template<typename ArgT> struct MatchAnyOf;
template<typename ArgT> struct MatchNotOf;

class MatcherUntypedBase
{
public:
	MatcherUntypedBase() = default;
	MatcherUntypedBase(MatcherUntypedBase const&) = default;
	MatcherUntypedBase& operator = (MatcherUntypedBase const&) = delete;
	std::string toString() const;

protected:
	virtual ~MatcherUntypedBase();
	virtual std::string describe() const = 0;
	mutable std::string m_cachedToString;
};

#ifdef __clang__
#    pragma clang diagnostic push
#    pragma clang diagnostic ignored "-Wnon-virtual-dtor"
#endif

template<typename ObjectT>
struct MatcherMethod {
	virtual bool match(ObjectT const& arg) const = 0;
};

#if defined(__OBJC__)
// Hack to fix Catch GH issue #1661. Could use id for generic Object support.
// use of const for Object pointers is very uncommon and under ARC it causes some kind of signature mismatch that breaks compilation
template<>
struct MatcherMethod<NSString*> {
	virtual bool match(NSString* arg) const = 0;
};
#endif

#ifdef __clang__
#    pragma clang diagnostic pop
#endif

template<typename T>
struct MatcherBase : MatcherUntypedBase, MatcherMethod<T> {

	MatchAllOf<T> operator && (MatcherBase const& other) const;
	MatchAnyOf<T> operator || (MatcherBase const& other) const;
	MatchNotOf<T> operator !() const;
};

template<typename ArgT>
struct MatchAllOf : MatcherBase<ArgT> {
	bool match(ArgT const& arg) const override
	{
		for (auto matcher : m_matchers) {
			if (!matcher->match(arg)) {
				return false;
			}
		}

		return true;
	}
	std::string describe() const override
	{
		std::string description;
		description.reserve(4 + m_matchers.size() * 32);
		description += "( ";
		bool first = true;

		for (auto matcher : m_matchers) {
			if (first) {
				first = false;
			} else {
				description += " and ";
			}

			description += matcher->toString();
		}

		description += " )";
		return description;
	}

	MatchAllOf<ArgT> operator && (MatcherBase<ArgT> const& other)
	{
		auto copy(*this);
		copy.m_matchers.push_back(&other);
		return copy;
	}

	std::vector<MatcherBase<ArgT> const*> m_matchers;
};
template<typename ArgT>
struct MatchAnyOf : MatcherBase<ArgT> {

	bool match(ArgT const& arg) const override
	{
		for (auto matcher : m_matchers) {
			if (matcher->match(arg)) {
				return true;
			}
		}

		return false;
	}
	std::string describe() const override
	{
		std::string description;
		description.reserve(4 + m_matchers.size() * 32);
		description += "( ";
		bool first = true;

		for (auto matcher : m_matchers) {
			if (first) {
				first = false;
			} else {
				description += " or ";
			}

			description += matcher->toString();
		}

		description += " )";
		return description;
	}

	MatchAnyOf<ArgT> operator || (MatcherBase<ArgT> const& other)
	{
		auto copy(*this);
		copy.m_matchers.push_back(&other);
		return copy;
	}

	std::vector<MatcherBase<ArgT> const*> m_matchers;
};

template<typename ArgT>
struct MatchNotOf : MatcherBase<ArgT> {

	MatchNotOf(MatcherBase<ArgT> const& underlyingMatcher) : m_underlyingMatcher(underlyingMatcher) {}

	bool match(ArgT const& arg) const override
	{
		return !m_underlyingMatcher.match(arg);
	}

	std::string describe() const override
	{
		return "not " + m_underlyingMatcher.toString();
	}
	MatcherBase<ArgT> const& m_underlyingMatcher;
};

template<typename T>
MatchAllOf<T> MatcherBase<T>::operator && (MatcherBase const& other) const
{
	return MatchAllOf<T>() && *this && other;
}
template<typename T>
MatchAnyOf<T> MatcherBase<T>::operator || (MatcherBase const& other) const
{
	return MatchAnyOf<T>() || *this || other;
}
template<typename T>
MatchNotOf<T> MatcherBase<T>::operator !() const
{
	return MatchNotOf<T>(*this);
}

} // namespace Impl

} // namespace Matchers

using namespace Matchers;
using Matchers::Impl::MatcherBase;

} // namespace Catch

// end catch_matchers.h
// start catch_matchers_exception.hpp

namespace Catch
{
namespace Matchers
{
namespace Exception
{

class ExceptionMessageMatcher : public MatcherBase<std::exception>
{
	std::string m_message;
public:

	ExceptionMessageMatcher(std::string const& message):
		m_message(message)
	{}

	bool match(std::exception const& ex) const override;

	std::string describe() const override;
};

} // namespace Exception

Exception::ExceptionMessageMatcher Message(std::string const& message);

} // namespace Matchers
} // namespace Catch

// end catch_matchers_exception.hpp
// start catch_matchers_floating.h

namespace Catch
{
namespace Matchers
{

namespace Floating
{

enum class FloatingPointKind : uint8_t;

struct WithinAbsMatcher : MatcherBase<double> {
	WithinAbsMatcher(double target, double margin);
	bool match(double const& matchee) const override;
	std::string describe() const override;
private:
	double m_target;
	double m_margin;
};

struct WithinUlpsMatcher : MatcherBase<double> {
	WithinUlpsMatcher(double target, uint64_t ulps, FloatingPointKind baseType);
	bool match(double const& matchee) const override;
	std::string describe() const override;
private:
	double m_target;
	uint64_t m_ulps;
	FloatingPointKind m_type;
};

// Given IEEE-754 format for floats and doubles, we can assume
// that float -> double promotion is lossless. Given this, we can
// assume that if we do the standard relative comparison of
// |lhs - rhs| <= epsilon * max(fabs(lhs), fabs(rhs)), then we get
// the same result if we do this for floats, as if we do this for
// doubles that were promoted from floats.
struct WithinRelMatcher : MatcherBase<double> {
	WithinRelMatcher(double target, double epsilon);
	bool match(double const& matchee) const override;
	std::string describe() const override;
private:
	double m_target;
	double m_epsilon;
};

} // namespace Floating

// The following functions create the actual matcher objects.
// This allows the types to be inferred
Floating::WithinUlpsMatcher WithinULP(double target, uint64_t maxUlpDiff);
Floating::WithinUlpsMatcher WithinULP(float target, uint64_t maxUlpDiff);
Floating::WithinAbsMatcher WithinAbs(double target, double margin);
Floating::WithinRelMatcher WithinRel(double target, double eps);
// defaults epsilon to 100*numeric_limits<double>::epsilon()
Floating::WithinRelMatcher WithinRel(double target);
Floating::WithinRelMatcher WithinRel(float target, float eps);
// defaults epsilon to 100*numeric_limits<float>::epsilon()
Floating::WithinRelMatcher WithinRel(float target);

} // namespace Matchers
} // namespace Catch

// end catch_matchers_floating.h
// start catch_matchers_generic.hpp

#include <functional>
#include <string>

namespace Catch
{
namespace Matchers
{
namespace Generic
{

namespace Detail
{
std::string finalizeDescription(const std::string& desc);
}

template <typename T>
class PredicateMatcher : public MatcherBase<T>
{
	std::function<bool(T const&)> m_predicate;
	std::string m_description;
public:

	PredicateMatcher(std::function<bool(T const&)> const& elem, std::string const& descr)
		: m_predicate(std::move(elem)),
		  m_description(Detail::finalizeDescription(descr))
	{}

	bool match(T const& item) const override
	{
		return m_predicate(item);
	}

	std::string describe() const override
	{
		return m_description;
	}
};

} // namespace Generic

// The following functions create the actual matcher objects.
// The user has to explicitly specify type to the function, because
// inferring std::function<bool(T const&)> is hard (but possible) and
// requires a lot of TMP.
template<typename T>
Generic::PredicateMatcher<T> Predicate(std::function<bool(T const&)> const& predicate, std::string const& description = "")
{
	return Generic::PredicateMatcher<T>(predicate, description);
}

} // namespace Matchers
} // namespace Catch

// end catch_matchers_generic.hpp
// start catch_matchers_string.h

#include <string>

namespace Catch
{
namespace Matchers
{

namespace StdString
{

struct CasedString {
	CasedString(std::string const& str, CaseSensitive::Choice caseSensitivity);
	std::string adjustString(std::string const& str) const;
	std::string caseSensitivitySuffix() const;

	CaseSensitive::Choice m_caseSensitivity;
	std::string m_str;
};

struct StringMatcherBase : MatcherBase<std::string> {
	StringMatcherBase(std::string const& operation, CasedString const& comparator);
	std::string describe() const override;

	CasedString m_comparator;
	std::string m_operation;
};

struct EqualsMatcher : StringMatcherBase {
	EqualsMatcher(CasedString const& comparator);
	bool match(std::string const& source) const override;
};
struct ContainsMatcher : StringMatcherBase {
	ContainsMatcher(CasedString const& comparator);
	bool match(std::string const& source) const override;
};
struct StartsWithMatcher : StringMatcherBase {
	StartsWithMatcher(CasedString const& comparator);
	bool match(std::string const& source) const override;
};
struct EndsWithMatcher : StringMatcherBase {
	EndsWithMatcher(CasedString const& comparator);
	bool match(std::string const& source) const override;
};

struct RegexMatcher : MatcherBase<std::string> {
	RegexMatcher(std::string regex, CaseSensitive::Choice caseSensitivity);
	bool match(std::string const& matchee) const override;
	std::string describe() const override;

private:
	std::string m_regex;
	CaseSensitive::Choice m_caseSensitivity;
};

} // namespace StdString

// The following functions create the actual matcher objects.
// This allows the types to be inferred

StdString::EqualsMatcher Equals(std::string const& str, CaseSensitive::Choice caseSensitivity = CaseSensitive::Yes);
StdString::ContainsMatcher Contains(std::string const& str, CaseSensitive::Choice caseSensitivity = CaseSensitive::Yes);
StdString::EndsWithMatcher EndsWith(std::string const& str, CaseSensitive::Choice caseSensitivity = CaseSensitive::Yes);
StdString::StartsWithMatcher StartsWith(std::string const& str, CaseSensitive::Choice caseSensitivity = CaseSensitive::Yes);
StdString::RegexMatcher Matches(std::string const& regex, CaseSensitive::Choice caseSensitivity = CaseSensitive::Yes);

} // namespace Matchers
} // namespace Catch

// end catch_matchers_string.h
// start catch_matchers_vector.h

#include <algorithm>

namespace Catch
{
namespace Matchers
{

namespace Vector
{
template<typename T, typename Alloc>
struct ContainsElementMatcher : MatcherBase<std::vector<T, Alloc>> {

	ContainsElementMatcher(T const &comparator) : m_comparator(comparator) {}

	bool match(std::vector<T, Alloc> const &v) const override
	{
		for (auto const& el : v) {
			if (el == m_comparator) {
				return true;
			}
		}

		return false;
	}

	std::string describe() const override
	{
		return "Contains: " + ::Catch::Detail::stringify(m_comparator);
	}

	T const& m_comparator;
};

template<typename T, typename AllocComp, typename AllocMatch>
struct ContainsMatcher : MatcherBase<std::vector<T, AllocMatch>> {

	ContainsMatcher(std::vector<T, AllocComp> const &comparator) : m_comparator(comparator) {}

	bool match(std::vector<T, AllocMatch> const &v) const override
	{
		// !TBD: see note in EqualsMatcher
		if (m_comparator.size() > v.size()) {
			return false;
		}

		for (auto const& comparator : m_comparator) {
			auto present = false;

			for (const auto& el : v) {
				if (el == comparator) {
					present = true;
					break;
				}
			}

			if (!present) {
				return false;
			}
		}

		return true;
	}
	std::string describe() const override
	{
		return "Contains: " + ::Catch::Detail::stringify(m_comparator);
	}

	std::vector<T, AllocComp> const& m_comparator;
};

template<typename T, typename AllocComp, typename AllocMatch>
struct EqualsMatcher : MatcherBase<std::vector<T, AllocMatch>> {

	EqualsMatcher(std::vector<T, AllocComp> const &comparator) : m_comparator(comparator) {}

	bool match(std::vector<T, AllocMatch> const &v) const override
	{
		// !TBD: This currently works if all elements can be compared using !=
		// - a more general approach would be via a compare template that defaults
		// to using !=. but could be specialised for, e.g. std::vector<T, Alloc> etc
		// - then just call that directly
		if (m_comparator.size() != v.size()) {
			return false;
		}

		for (std::size_t i = 0; i < v.size(); ++i)
			if (m_comparator[i] != v[i]) {
				return false;
			}

		return true;
	}
	std::string describe() const override
	{
		return "Equals: " + ::Catch::Detail::stringify(m_comparator);
	}
	std::vector<T, AllocComp> const& m_comparator;
};

template<typename T, typename AllocComp, typename AllocMatch>
struct ApproxMatcher : MatcherBase<std::vector<T, AllocMatch>> {

	ApproxMatcher(std::vector<T, AllocComp> const& comparator) : m_comparator(comparator) {}

	bool match(std::vector<T, AllocMatch> const &v) const override
	{
		if (m_comparator.size() != v.size()) {
			return false;
		}

		for (std::size_t i = 0; i < v.size(); ++i)
			if (m_comparator[i] != approx(v[i])) {
				return false;
			}

		return true;
	}
	std::string describe() const override
	{
		return "is approx: " + ::Catch::Detail::stringify(m_comparator);
	}
	template <typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
	ApproxMatcher & epsilon(T const& newEpsilon)
	{
		approx.epsilon(newEpsilon);
		return *this;
	}
	template <typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
	ApproxMatcher & margin(T const& newMargin)
	{
		approx.margin(newMargin);
		return *this;
	}
	template <typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
	ApproxMatcher & scale(T const& newScale)
	{
		approx.scale(newScale);
		return *this;
	}

	std::vector<T, AllocComp> const& m_comparator;
	mutable Catch::Detail::Approx approx = Catch::Detail::Approx::custom();
};

template<typename T, typename AllocComp, typename AllocMatch>
struct UnorderedEqualsMatcher : MatcherBase<std::vector<T, AllocMatch>> {
	UnorderedEqualsMatcher(std::vector<T, AllocComp> const& target) : m_target(target) {}
	bool match(std::vector<T, AllocMatch> const& vec) const override
	{
		if (m_target.size() != vec.size()) {
			return false;
		}

		return std::is_permutation(m_target.begin(), m_target.end(), vec.begin());
	}

	std::string describe() const override
	{
		return "UnorderedEquals: " + ::Catch::Detail::stringify(m_target);
	}
private:
	std::vector<T, AllocComp> const& m_target;
};

} // namespace Vector

// The following functions create the actual matcher objects.
// This allows the types to be inferred

template<typename T, typename AllocComp = std::allocator<T>, typename AllocMatch = AllocComp>
Vector::ContainsMatcher<T, AllocComp, AllocMatch> Contains(std::vector<T, AllocComp> const& comparator)
{
	return Vector::ContainsMatcher<T, AllocComp, AllocMatch>(comparator);
}

template<typename T, typename Alloc = std::allocator<T>>
Vector::ContainsElementMatcher<T, Alloc> VectorContains(T const& comparator)
{
	return Vector::ContainsElementMatcher<T, Alloc>(comparator);
}

template<typename T, typename AllocComp = std::allocator<T>, typename AllocMatch = AllocComp>
Vector::EqualsMatcher<T, AllocComp, AllocMatch> Equals(std::vector<T, AllocComp> const& comparator)
{
	return Vector::EqualsMatcher<T, AllocComp, AllocMatch>(comparator);
}

template<typename T, typename AllocComp = std::allocator<T>, typename AllocMatch = AllocComp>
Vector::ApproxMatcher<T, AllocComp, AllocMatch> Approx(std::vector<T, AllocComp> const& comparator)
{
	return Vector::ApproxMatcher<T, AllocComp, AllocMatch>(comparator);
}

template<typename T, typename AllocComp = std::allocator<T>, typename AllocMatch = AllocComp>
Vector::UnorderedEqualsMatcher<T, AllocComp, AllocMatch> UnorderedEquals(std::vector<T, AllocComp> const& target)
{
	return Vector::UnorderedEqualsMatcher<T, AllocComp, AllocMatch>(target);
}

} // namespace Matchers
} // namespace Catch

// end catch_matchers_vector.h
namespace Catch
{

template<typename ArgT, typename MatcherT>
class MatchExpr : public ITransientExpression
{
	ArgT const& m_arg;
	MatcherT m_matcher;
	StringRef m_matcherString;
public:
	MatchExpr(ArgT const& arg, MatcherT const& matcher, StringRef const& matcherString)
		:   ITransientExpression{ true, matcher.match(arg) },
		    m_arg(arg),
		    m_matcher(matcher),
		    m_matcherString(matcherString)
	{}

	void streamReconstructedExpression(std::ostream &os) const override
	{
		auto matcherAsString = m_matcher.toString();
		os << Catch::Detail::stringify(m_arg) << ' ';

		if (matcherAsString == Detail::unprintableString) {
			os << m_matcherString;
		} else {
			os << matcherAsString;
		}
	}
};

using StringMatcher = Matchers::Impl::MatcherBase<std::string>;

void handleExceptionMatchExpr(AssertionHandler& handler, StringMatcher const& matcher, StringRef const& matcherString);

template<typename ArgT, typename MatcherT>
auto makeMatchExpr(ArgT const& arg, MatcherT const& matcher, StringRef const& matcherString) -> MatchExpr<ArgT, MatcherT>
{
	return MatchExpr<ArgT, MatcherT>(arg, matcher, matcherString);
}

} // namespace Catch

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CHECK_THAT( macroName, matcher, resultDisposition, arg ) \
    do { \
        Catch::AssertionHandler catchAssertionHandler( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, CATCH_INTERNAL_STRINGIFY(arg) ", " CATCH_INTERNAL_STRINGIFY(matcher), resultDisposition ); \
        INTERNAL_CATCH_TRY { \
            catchAssertionHandler.handleExpr( Catch::makeMatchExpr( arg, matcher, #matcher##_catch_sr ) ); \
        } INTERNAL_CATCH_CATCH( catchAssertionHandler ) \
        INTERNAL_CATCH_REACT( catchAssertionHandler ) \
    } while( false )

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_THROWS_MATCHES( macroName, exceptionType, resultDisposition, matcher, ... ) \
    do { \
        Catch::AssertionHandler catchAssertionHandler( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, CATCH_INTERNAL_STRINGIFY(__VA_ARGS__) ", " CATCH_INTERNAL_STRINGIFY(exceptionType) ", " CATCH_INTERNAL_STRINGIFY(matcher), resultDisposition ); \
        if( catchAssertionHandler.allowThrows() ) \
            try { \
                static_cast<void>(__VA_ARGS__ ); \
                catchAssertionHandler.handleUnexpectedExceptionNotThrown(); \
            } \
            catch( exceptionType const& ex ) { \
                catchAssertionHandler.handleExpr( Catch::makeMatchExpr( ex, matcher, #matcher##_catch_sr ) ); \
            } \
            catch( ... ) { \
                catchAssertionHandler.handleUnexpectedInflightException(); \
            } \
        else \
            catchAssertionHandler.handleThrowingCallSkipped(); \
        INTERNAL_CATCH_REACT( catchAssertionHandler ) \
    } while( false )

// end catch_capture_matchers.h
#endif
// start catch_generators.hpp

// start catch_interfaces_generatortracker.h


#include <memory>

namespace Catch
{

namespace Generators
{
class GeneratorUntypedBase
{
public:
	GeneratorUntypedBase() = default;
	virtual ~GeneratorUntypedBase();
	// Attempts to move the generator to the next element
	//
	// Returns true iff the move succeeded (and a valid element
	// can be retrieved).
	virtual bool next() = 0;
};
using GeneratorBasePtr = std::unique_ptr<GeneratorUntypedBase>;

} // namespace Generators

struct IGeneratorTracker {
	virtual ~IGeneratorTracker();
	virtual auto hasGenerator() const -> bool = 0;
	virtual auto getGenerator() const -> Generators::GeneratorBasePtr const& = 0;
	virtual void setGenerator(Generators::GeneratorBasePtr&& generator) = 0;
};

} // namespace Catch

// end catch_interfaces_generatortracker.h
// start catch_enforce.h

#include <exception>

namespace Catch
{
#if !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
template <typename Ex>
[[noreturn]]
void throw_exception(Ex const& e)
{
	throw e;
}
#else // ^^ Exceptions are enabled //  Exceptions are disabled vv
[[noreturn]]
void throw_exception(std::exception const& e);
#endif

[[noreturn]]
void throw_logic_error(std::string const& msg);
[[noreturn]]
void throw_domain_error(std::string const& msg);
[[noreturn]]
void throw_runtime_error(std::string const& msg);

} // namespace Catch;

#define CATCH_MAKE_MSG(...) \
    (Catch::ReusableStringStream() << __VA_ARGS__).str()

#define CATCH_INTERNAL_ERROR(...) \
    Catch::throw_logic_error(CATCH_MAKE_MSG( CATCH_INTERNAL_LINEINFO << ": Internal Catch2 error: " << __VA_ARGS__))

#define CATCH_ERROR(...) \
    Catch::throw_domain_error(CATCH_MAKE_MSG( __VA_ARGS__ ))

#define CATCH_RUNTIME_ERROR(...) \
    Catch::throw_runtime_error(CATCH_MAKE_MSG( __VA_ARGS__ ))

#define CATCH_ENFORCE( condition, ... ) \
    do{ if( !(condition) ) CATCH_ERROR( __VA_ARGS__ ); } while(false)

// end catch_enforce.h
#include <memory>
#include <vector>
#include <cassert>

#include <utility>
#include <exception>

namespace Catch
{

class GeneratorException : public std::exception
{
	const char* const m_msg = "";

public:
	GeneratorException(const char* msg):
		m_msg(msg)
	{}

	const char* what() const noexcept override final;
};

namespace Generators
{

// !TBD move this into its own location?
namespace pf
{
template<typename T, typename... Args>
std::unique_ptr<T> make_unique(Args&&... args)
{
	return std::unique_ptr<T>(new T(std::forward<Args>(args)...));
}
}

template<typename T>
struct IGenerator : GeneratorUntypedBase {
	virtual ~IGenerator() = default;

	// Returns the current element of the generator
	//
	// \Precondition The generator is either freshly constructed,
	// or the last call to `next()` returned true
	virtual T const& get() const = 0;
	using type = T;
};

template<typename T>
class SingleValueGenerator final : public IGenerator<T>
{
	T m_value;
public:
	SingleValueGenerator(T&& value) : m_value(std::move(value)) {}

	T const& get() const override
	{
		return m_value;
	}
	bool next() override
	{
		return false;
	}
};

template<typename T>
class FixedValuesGenerator final : public IGenerator<T>
{
	static_assert(!std::is_same<T, bool>::value,
		      "FixedValuesGenerator does not support bools because of std::vector<bool>"
		      "specialization, use SingleValue Generator instead.");
	std::vector<T> m_values;
	size_t m_idx = 0;
public:
	FixedValuesGenerator(std::initializer_list<T> values) : m_values(values) {}

	T const& get() const override
	{
		return m_values[m_idx];
	}
	bool next() override
	{
		++m_idx;
		return m_idx < m_values.size();
	}
};

template <typename T>
class GeneratorWrapper final
{
	std::unique_ptr<IGenerator<T>> m_generator;
public:
	GeneratorWrapper(std::unique_ptr<IGenerator<T>> generator):
		m_generator(std::move(generator))
	{}
	T const& get() const
	{
		return m_generator->get();
	}
	bool next()
	{
		return m_generator->next();
	}
};

template <typename T>
GeneratorWrapper<T> value(T&& value)
{
	return GeneratorWrapper<T>(pf::make_unique<SingleValueGenerator<T>>(std::forward<T>(value)));
}
template <typename T>
GeneratorWrapper<T> values(std::initializer_list<T> values)
{
	return GeneratorWrapper<T>(pf::make_unique<FixedValuesGenerator<T>>(values));
}

template<typename T>
class Generators : public IGenerator<T>
{
	std::vector<GeneratorWrapper<T>> m_generators;
	size_t m_current = 0;

	void populate(GeneratorWrapper<T>&& generator)
	{
		m_generators.emplace_back(std::move(generator));
	}
	void populate(T&& val)
	{
		m_generators.emplace_back(value(std::forward<T>(val)));
	}
	template<typename U>
	void populate(U&& val)
	{
		populate(T(std::forward<U>(val)));
	}
	template<typename U, typename... Gs>
	void populate(U&& valueOrGenerator, Gs &&... moreGenerators)
	{
		populate(std::forward<U>(valueOrGenerator));
		populate(std::forward<Gs>(moreGenerators)...);
	}

public:
	template <typename... Gs>
	Generators(Gs &&... moreGenerators)
	{
		m_generators.reserve(sizeof...(Gs));
		populate(std::forward<Gs>(moreGenerators)...);
	}

	T const& get() const override
	{
		return m_generators[m_current].get();
	}

	bool next() override
	{
		if (m_current >= m_generators.size()) {
			return false;
		}

		const bool current_status = m_generators[m_current].next();

		if (!current_status) {
			++m_current;
		}

		return m_current < m_generators.size();
	}
};

template<typename... Ts>
GeneratorWrapper<std::tuple<Ts...>> table(std::initializer_list<std::tuple<typename std::decay<Ts>::type...>> tuples)
{
	return values<std::tuple<Ts...>>(tuples);
}

// Tag type to signal that a generator sequence should convert arguments to a specific type
template <typename T>
struct as {};

template<typename T, typename... Gs>
auto makeGenerators(GeneratorWrapper<T>&& generator, Gs &&... moreGenerators) -> Generators<T>
{
	return Generators<T>(std::move(generator), std::forward<Gs>(moreGenerators)...);
}
template<typename T>
auto makeGenerators(GeneratorWrapper<T>&& generator) -> Generators<T>
{
	return Generators<T>(std::move(generator));
}
template<typename T, typename... Gs>
auto makeGenerators(T&& val, Gs &&... moreGenerators) -> Generators<T>
{
	return makeGenerators(value(std::forward<T>(val)), std::forward<Gs>(moreGenerators)...);
}
template<typename T, typename U, typename... Gs>
auto makeGenerators(as<T>, U&& val, Gs &&... moreGenerators) -> Generators<T>
{
	return makeGenerators(value(T(std::forward<U>(val))), std::forward<Gs>(moreGenerators)...);
}

auto acquireGeneratorTracker(StringRef generatorName, SourceLineInfo const& lineInfo) -> IGeneratorTracker&;

template<typename L>
// Note: The type after -> is weird, because VS2015 cannot parse
//       the expression used in the typedef inside, when it is in
//       return type. Yeah.
auto generate(StringRef generatorName, SourceLineInfo const& lineInfo, L const& generatorExpression) -> decltype(std::declval<decltype(generatorExpression())>().get())
{
	using UnderlyingType = typename decltype(generatorExpression())::type;

	IGeneratorTracker& tracker = acquireGeneratorTracker(generatorName, lineInfo);

	if (!tracker.hasGenerator()) {
		tracker.setGenerator(pf::make_unique<Generators<UnderlyingType>>(generatorExpression()));
	}

	auto const& generator = static_cast<IGenerator<UnderlyingType> const&>(*tracker.getGenerator());
	return generator.get();
}

} // namespace Generators
} // namespace Catch

#define GENERATE( ... ) \
    Catch::Generators::generate( INTERNAL_CATCH_STRINGIZE(INTERNAL_CATCH_UNIQUE_NAME(generator)), \
                                 CATCH_INTERNAL_LINEINFO, \
                                 [ ]{ using namespace Catch::Generators; return makeGenerators( __VA_ARGS__ ); } ) //NOLINT(google-build-using-namespace)
#define GENERATE_COPY( ... ) \
    Catch::Generators::generate( INTERNAL_CATCH_STRINGIZE(INTERNAL_CATCH_UNIQUE_NAME(generator)), \
                                 CATCH_INTERNAL_LINEINFO, \
                                 [=]{ using namespace Catch::Generators; return makeGenerators( __VA_ARGS__ ); } ) //NOLINT(google-build-using-namespace)
#define GENERATE_REF( ... ) \
    Catch::Generators::generate( INTERNAL_CATCH_STRINGIZE(INTERNAL_CATCH_UNIQUE_NAME(generator)), \
                                 CATCH_INTERNAL_LINEINFO, \
                                 [&]{ using namespace Catch::Generators; return makeGenerators( __VA_ARGS__ ); } ) //NOLINT(google-build-using-namespace)

// end catch_generators.hpp
// start catch_generators_generic.hpp

namespace Catch
{
namespace Generators
{

template <typename T>
class TakeGenerator : public IGenerator<T>
{
	GeneratorWrapper<T> m_generator;
	size_t m_returned = 0;
	size_t m_target;
public:
	TakeGenerator(size_t target, GeneratorWrapper<T>&& generator):
		m_generator(std::move(generator)),
		m_target(target)
	{
		assert(target != 0 && "Empty generators are not allowed");
	}
	T const& get() const override
	{
		return m_generator.get();
	}
	bool next() override
	{
		++m_returned;

		if (m_returned >= m_target) {
			return false;
		}

		const auto success = m_generator.next();

		// If the underlying generator does not contain enough values
		// then we cut short as well
		if (!success) {
			m_returned = m_target;
		}

		return success;
	}
};

template <typename T>
GeneratorWrapper<T> take(size_t target, GeneratorWrapper<T>&& generator)
{
	return GeneratorWrapper<T>(pf::make_unique<TakeGenerator<T>>(target, std::move(generator)));
}

template <typename T, typename Predicate>
class FilterGenerator : public IGenerator<T>
{
	GeneratorWrapper<T> m_generator;
	Predicate m_predicate;
public:
	template <typename P = Predicate>
	FilterGenerator(P && pred, GeneratorWrapper<T>&& generator):
		m_generator(std::move(generator)),
		m_predicate(std::forward<P>(pred))
	{
		if (!m_predicate(m_generator.get())) {
			// It might happen that there are no values that pass the
			// filter. In that case we throw an exception.
			auto has_initial_value = nextImpl();

			if (!has_initial_value) {
				Catch::throw_exception(GeneratorException("No valid value found in filtered generator"));
			}
		}
	}

	T const& get() const override
	{
		return m_generator.get();
	}

	bool next() override
	{
		return nextImpl();
	}

private:
	bool nextImpl()
	{
		bool success = m_generator.next();

		if (!success) {
			return false;
		}

		while (!m_predicate(m_generator.get()) && (success = m_generator.next()) == true);

		return success;
	}
};

template <typename T, typename Predicate>
GeneratorWrapper<T> filter(Predicate&& pred, GeneratorWrapper<T>&& generator)
{
	return GeneratorWrapper<T>(std::unique_ptr<IGenerator<T>>(pf::make_unique<FilterGenerator<T, Predicate>>(std::forward<Predicate>(pred), std::move(generator))));
}

template <typename T>
class RepeatGenerator : public IGenerator<T>
{
	static_assert(!std::is_same<T, bool>::value,
		      "RepeatGenerator currently does not support bools"
		      "because of std::vector<bool> specialization");
	GeneratorWrapper<T> m_generator;
	mutable std::vector<T> m_returned;
	size_t m_target_repeats;
	size_t m_current_repeat = 0;
	size_t m_repeat_index = 0;
public:
	RepeatGenerator(size_t repeats, GeneratorWrapper<T>&& generator):
		m_generator(std::move(generator)),
		m_target_repeats(repeats)
	{
		assert(m_target_repeats > 0 && "Repeat generator must repeat at least once");
	}

	T const& get() const override
	{
		if (m_current_repeat == 0) {
			m_returned.push_back(m_generator.get());
			return m_returned.back();
		}

		return m_returned[m_repeat_index];
	}

	bool next() override
	{
		// There are 2 basic cases:
		// 1) We are still reading the generator
		// 2) We are reading our own cache

		// In the first case, we need to poke the underlying generator.
		// If it happily moves, we are left in that state, otherwise it is time to start reading from our cache
		if (m_current_repeat == 0) {
			const auto success = m_generator.next();

			if (!success) {
				++m_current_repeat;
			}

			return m_current_repeat < m_target_repeats;
		}

		// In the second case, we need to move indices forward and check that we haven't run up against the end
		++m_repeat_index;

		if (m_repeat_index == m_returned.size()) {
			m_repeat_index = 0;
			++m_current_repeat;
		}

		return m_current_repeat < m_target_repeats;
	}
};

template <typename T>
GeneratorWrapper<T> repeat(size_t repeats, GeneratorWrapper<T>&& generator)
{
	return GeneratorWrapper<T>(pf::make_unique<RepeatGenerator<T>>(repeats, std::move(generator)));
}

template <typename T, typename U, typename Func>
class MapGenerator : public IGenerator<T>
{
	// TBD: provide static assert for mapping function, for friendly error message
	GeneratorWrapper<U> m_generator;
	Func m_function;
	// To avoid returning dangling reference, we have to save the values
	T m_cache;
public:
	template <typename F2 = Func>
	MapGenerator(F2 && function, GeneratorWrapper<U>&& generator) :
		m_generator(std::move(generator)),
		m_function(std::forward<F2>(function)),
		m_cache(m_function(m_generator.get()))
	{}

	T const& get() const override
	{
		return m_cache;
	}
	bool next() override
	{
		const auto success = m_generator.next();

		if (success) {
			m_cache = m_function(m_generator.get());
		}

		return success;
	}
};

template <typename Func, typename U, typename T = FunctionReturnType<Func, U>>
GeneratorWrapper<T> map(Func && function, GeneratorWrapper<U>&& generator)
{
	return GeneratorWrapper<T>(
		pf::make_unique<MapGenerator<T, U, Func>>(std::forward<Func>(function), std::move(generator))
							 );
}

template <typename T, typename U, typename Func>
GeneratorWrapper<T> map(Func&& function, GeneratorWrapper<U>&& generator)
{
	return GeneratorWrapper<T>(
		pf::make_unique<MapGenerator<T, U, Func>>(std::forward<Func>(function), std::move(generator))
							 );
}

template <typename T>
class ChunkGenerator final : public IGenerator<std::vector<T>>
{
	std::vector<T> m_chunk;
	size_t m_chunk_size;
	GeneratorWrapper<T> m_generator;
	bool m_used_up = false;
public:
	ChunkGenerator(size_t size, GeneratorWrapper<T> generator) :
		m_chunk_size(size), m_generator(std::move(generator))
	{
		m_chunk.reserve(m_chunk_size);

		if (m_chunk_size != 0) {
			m_chunk.push_back(m_generator.get());

			for (size_t i = 1; i < m_chunk_size; ++i) {
				if (!m_generator.next()) {
					Catch::throw_exception(GeneratorException("Not enough values to initialize the first chunk"));
				}

				m_chunk.push_back(m_generator.get());
			}
		}
	}
	std::vector<T> const& get() const override
	{
		return m_chunk;
	}
	bool next() override
	{
		m_chunk.clear();

		for (size_t idx = 0; idx < m_chunk_size; ++idx) {
			if (!m_generator.next()) {
				return false;
			}

			m_chunk.push_back(m_generator.get());
		}

		return true;
	}
};

template <typename T>
GeneratorWrapper<std::vector<T>> chunk(size_t size, GeneratorWrapper<T>&& generator)
{
	return GeneratorWrapper<std::vector<T>>(
		pf::make_unique<ChunkGenerator<T>>(size, std::move(generator))
					      );
}

} // namespace Generators
} // namespace Catch

// end catch_generators_generic.hpp
// start catch_generators_specific.hpp

// start catch_context.h

#include <memory>

namespace Catch
{

struct IResultCapture;
struct IRunner;
struct IConfig;
struct IMutableContext;

using IConfigPtr = std::shared_ptr<IConfig const>;

struct IContext {
	virtual ~IContext();

	virtual IResultCapture* getResultCapture() = 0;
	virtual IRunner* getRunner() = 0;
	virtual IConfigPtr const& getConfig() const = 0;
};

struct IMutableContext : IContext {
	virtual ~IMutableContext();
	virtual void setResultCapture(IResultCapture* resultCapture) = 0;
	virtual void setRunner(IRunner* runner) = 0;
	virtual void setConfig(IConfigPtr const& config) = 0;

private:
	static IMutableContext *currentContext;
	friend IMutableContext& getCurrentMutableContext();
	friend void cleanUpContext();
	static void createContext();
};

inline IMutableContext& getCurrentMutableContext()
{
	if (!IMutableContext::currentContext) {
		IMutableContext::createContext();
	}

	// NOLINTNEXTLINE(clang-analyzer-core.uninitialized.UndefReturn)
	return *IMutableContext::currentContext;
}

inline IContext& getCurrentContext()
{
	return getCurrentMutableContext();
}

void cleanUpContext();

class SimplePcg32;
SimplePcg32& rng();
}

// end catch_context.h
// start catch_interfaces_config.h

// start catch_option.hpp

namespace Catch
{

// An optional type
template<typename T>
class Option
{
public:
	Option() : nullableValue(nullptr) {}
	Option(T const& _value)
		: nullableValue(new (storage) T(_value))
	{}
	Option(Option const& _other)
		: nullableValue(_other ? new (storage) T(*_other) : nullptr)
	{}

	~Option()
	{
		reset();
	}

	Option& operator= (Option const& _other)
	{
		if (&_other != this) {
			reset();

			if (_other) {
				nullableValue = new (storage) T(*_other);
			}
		}

		return *this;
	}
	Option& operator = (T const& _value)
	{
		reset();
		nullableValue = new (storage) T(_value);
		return *this;
	}

	void reset()
	{
		if (nullableValue) {
			nullableValue->~T();
		}

		nullableValue = nullptr;
	}

	T& operator*()
	{
		return *nullableValue;
	}
	T const& operator*() const
	{
		return *nullableValue;
	}
	T* operator->()
	{
		return nullableValue;
	}
	const T* operator->() const
	{
		return nullableValue;
	}

	T valueOr(T const& defaultValue) const
	{
		return nullableValue ? *nullableValue : defaultValue;
	}

	bool some() const
	{
		return nullableValue != nullptr;
	}
	bool none() const
	{
		return nullableValue == nullptr;
	}

	bool operator !() const
	{
		return nullableValue == nullptr;
	}
	explicit operator bool() const
	{
		return some();
	}

private:
	T *nullableValue;
	alignas(alignof(T)) char storage[sizeof(T)];
};

} // end namespace Catch

// end catch_option.hpp
#include <chrono>
#include <iosfwd>
#include <string>
#include <vector>
#include <memory>

namespace Catch
{

enum class Verbosity {
	Quiet = 0,
	Normal,
	High
};

struct WarnAbout {
	enum What {
		Nothing = 0x00,
		NoAssertions = 0x01,
		NoTests = 0x02
	};
};

struct ShowDurations {
	enum OrNot {
		DefaultForReporter,
		Always,
		Never
	};
};
struct RunTests {
	enum InWhatOrder {
		InDeclarationOrder,
		InLexicographicalOrder,
		InRandomOrder
	};
};
struct UseColour {
	enum YesOrNo {
		Auto,
		Yes,
		No
	};
};
struct WaitForKeypress {
	enum When {
		Never,
		BeforeStart = 1,
		BeforeExit = 2,
		BeforeStartAndExit = BeforeStart | BeforeExit
	};
};

class TestSpec;

struct IConfig : NonCopyable {

	virtual ~IConfig();

	virtual bool allowThrows() const = 0;
	virtual std::ostream& stream() const = 0;
	virtual std::string name() const = 0;
	virtual bool includeSuccessfulResults() const = 0;
	virtual bool shouldDebugBreak() const = 0;
	virtual bool warnAboutMissingAssertions() const = 0;
	virtual bool warnAboutNoTests() const = 0;
	virtual int abortAfter() const = 0;
	virtual bool showInvisibles() const = 0;
	virtual ShowDurations::OrNot showDurations() const = 0;
	virtual double minDuration() const = 0;
	virtual TestSpec const& testSpec() const = 0;
	virtual bool hasTestFilters() const = 0;
	virtual std::vector<std::string> const& getTestsOrTags() const = 0;
	virtual RunTests::InWhatOrder runOrder() const = 0;
	virtual unsigned int rngSeed() const = 0;
	virtual UseColour::YesOrNo useColour() const = 0;
	virtual std::vector<std::string> const& getSectionsToRun() const = 0;
	virtual Verbosity verbosity() const = 0;

	virtual bool benchmarkNoAnalysis() const = 0;
	virtual int benchmarkSamples() const = 0;
	virtual double benchmarkConfidenceInterval() const = 0;
	virtual unsigned int benchmarkResamples() const = 0;
	virtual std::chrono::milliseconds benchmarkWarmupTime() const = 0;
};

using IConfigPtr = std::shared_ptr<IConfig const>;
}

// end catch_interfaces_config.h
// start catch_random_number_generator.h

#include <cstdint>

namespace Catch
{

// This is a simple implementation of C++11 Uniform Random Number
// Generator. It does not provide all operators, because Catch2
// does not use it, but it should behave as expected inside stdlib's
// distributions.
// The implementation is based on the PCG family (http://pcg-random.org)
class SimplePcg32
{
	using state_type = std::uint64_t;
public:
	using result_type = std::uint32_t;
	static constexpr result_type(min)()
	{
		return 0;
	}
	static constexpr result_type(max)()
	{
		return static_cast<result_type>(-1);
	}

	// Provide some default initial state for the default constructor
	SimplePcg32(): SimplePcg32(0xed743cc4U) {}

	explicit SimplePcg32(result_type seed_);

	void seed(result_type seed_);
	void discard(uint64_t skip);

	result_type operator()();

private:
	friend bool operator==(SimplePcg32 const& lhs, SimplePcg32 const& rhs);
	friend bool operator!=(SimplePcg32 const& lhs, SimplePcg32 const& rhs);

	// In theory we also need operator<< and operator>>
	// In practice we do not use them, so we will skip them for now

	std::uint64_t m_state;
	// This part of the state determines which "stream" of the numbers
	// is chosen -- we take it as a constant for Catch2, so we only
	// need to deal with seeding the main state.
	// Picked by reading 8 bytes from `/dev/random` :-)
	static const std::uint64_t s_inc = (0x13ed0cc53f939476ULL << 1ULL) | 1ULL;
};

} // end namespace Catch

// end catch_random_number_generator.h
#include <random>

namespace Catch
{
namespace Generators
{

template <typename Float>
class RandomFloatingGenerator final : public IGenerator<Float>
{
	Catch::SimplePcg32& m_rng;
	std::uniform_real_distribution<Float> m_dist;
	Float m_current_number;
public:

	RandomFloatingGenerator(Float a, Float b):
		m_rng(rng()),
		m_dist(a, b)
	{
		static_cast<void>(next());
	}

	Float const& get() const override
	{
		return m_current_number;
	}
	bool next() override
	{
		m_current_number = m_dist(m_rng);
		return true;
	}
};

template <typename Integer>
class RandomIntegerGenerator final : public IGenerator<Integer>
{
	Catch::SimplePcg32& m_rng;
	std::uniform_int_distribution<Integer> m_dist;
	Integer m_current_number;
public:

	RandomIntegerGenerator(Integer a, Integer b):
		m_rng(rng()),
		m_dist(a, b)
	{
		static_cast<void>(next());
	}

	Integer const& get() const override
	{
		return m_current_number;
	}
	bool next() override
	{
		m_current_number = m_dist(m_rng);
		return true;
	}
};

// TODO: Ideally this would be also constrained against the various char types,
//       but I don't expect users to run into that in practice.
template <typename T>
typename std::enable_if < std::is_integral<T>::value && !std::is_same<T, bool>::value,
			  GeneratorWrapper<T >>::type
random(T a, T b)
{
	return GeneratorWrapper<T>(
		pf::make_unique<RandomIntegerGenerator<T>>(a, b)
						      );
}

template <typename T>
typename std::enable_if<std::is_floating_point<T>::value,
			GeneratorWrapper<T>>::type
random(T a, T b)
{
	return GeneratorWrapper<T>(
		pf::make_unique<RandomFloatingGenerator<T>>(a, b)
						       );
}

template <typename T>
class RangeGenerator final : public IGenerator<T>
{
	T m_current;
	T m_end;
	T m_step;
	bool m_positive;

public:
	RangeGenerator(T const& start, T const& end, T const& step):
		m_current(start),
		m_end(end),
		m_step(step),
		m_positive(m_step > T(0))
	{
		assert(m_current != m_end && "Range start and end cannot be equal");
		assert(m_step != T(0) && "Step size cannot be zero");
		assert(((m_positive && m_current <= m_end) || (!m_positive && m_current >= m_end)) && "Step moves away from end");
	}

	RangeGenerator(T const& start, T const& end):
		RangeGenerator(start, end, (start < end) ? T(1) : T(-1))
	{}

	T const& get() const override
	{
		return m_current;
	}

	bool next() override
	{
		m_current += m_step;
		return (m_positive) ? (m_current < m_end) : (m_current > m_end);
	}
};

template <typename T>
GeneratorWrapper<T> range(T const& start, T const& end, T const& step)
{
	static_assert(std::is_arithmetic<T>::value && !std::is_same<T, bool>::value, "Type must be numeric");
	return GeneratorWrapper<T>(pf::make_unique<RangeGenerator<T>>(start, end, step));
}

template <typename T>
GeneratorWrapper<T> range(T const& start, T const& end)
{
	static_assert(std::is_integral<T>::value && !std::is_same<T, bool>::value, "Type must be an integer");
	return GeneratorWrapper<T>(pf::make_unique<RangeGenerator<T>>(start, end));
}

template <typename T>
class IteratorGenerator final : public IGenerator<T>
{
	static_assert(!std::is_same<T, bool>::value,
		      "IteratorGenerator currently does not support bools"
		      "because of std::vector<bool> specialization");

	std::vector<T> m_elems;
	size_t m_current = 0;
public:
	template <typename InputIterator, typename InputSentinel>
	IteratorGenerator(InputIterator first, InputSentinel last): m_elems(first, last)
	{
		if (m_elems.empty()) {
			Catch::throw_exception(GeneratorException("IteratorGenerator received no valid values"));
		}
	}

	T const& get() const override
	{
		return m_elems[m_current];
	}

	bool next() override
	{
		++m_current;
		return m_current != m_elems.size();
	}
};

template <typename InputIterator,
	  typename InputSentinel,
	  typename ResultType = typename std::iterator_traits<InputIterator>::value_type>
GeneratorWrapper<ResultType> from_range(InputIterator from, InputSentinel to)
{
	return GeneratorWrapper<ResultType>(pf::make_unique<IteratorGenerator<ResultType>>(from, to));
}

template <typename Container,
	  typename ResultType = typename Container::value_type>
GeneratorWrapper<ResultType> from_range(Container const& cnt)
{
	return GeneratorWrapper<ResultType>(pf::make_unique<IteratorGenerator<ResultType>>(cnt.begin(), cnt.end()));
}

} // namespace Generators
} // namespace Catch

// end catch_generators_specific.hpp

// These files are included here so the single_include script doesn't put them
// in the conditionally compiled sections
// start catch_test_case_info.h

#include <string>
#include <vector>
#include <memory>

#ifdef __clang__
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wpadded"
#endif

namespace Catch
{

struct ITestInvoker;

struct TestCaseInfo {
	enum SpecialProperties {
		None = 0,
		IsHidden = 1 << 1,
		ShouldFail = 1 << 2,
		MayFail = 1 << 3,
		Throws = 1 << 4,
		NonPortable = 1 << 5,
		Benchmark = 1 << 6
	};

	TestCaseInfo(std::string const& _name,
		     std::string const& _className,
		     std::string const& _description,
		     std::vector<std::string> const& _tags,
		     SourceLineInfo const& _lineInfo);

	friend void setTags(TestCaseInfo& testCaseInfo, std::vector<std::string> tags);

	bool isHidden() const;
	bool throws() const;
	bool okToFail() const;
	bool expectedToFail() const;

	std::string tagsAsString() const;

	std::string name;
	std::string className;
	std::string description;
	std::vector<std::string> tags;
	std::vector<std::string> lcaseTags;
	SourceLineInfo lineInfo;
	SpecialProperties properties;
};

class TestCase : public TestCaseInfo
{
public:

	TestCase(ITestInvoker* testCase, TestCaseInfo&& info);

	TestCase withName(std::string const& _newName) const;

	void invoke() const;

	TestCaseInfo const& getTestCaseInfo() const;

	bool operator == (TestCase const& other) const;
	bool operator < (TestCase const& other) const;

private:
	std::shared_ptr<ITestInvoker> test;
};

TestCase makeTestCase(ITestInvoker* testCase,
		      std::string const& className,
		      NameAndTags const& nameAndTags,
		      SourceLineInfo const& lineInfo);
}

#ifdef __clang__
#pragma clang diagnostic pop
#endif

// end catch_test_case_info.h
// start catch_interfaces_runner.h

namespace Catch
{

struct IRunner {
	virtual ~IRunner();
	virtual bool aborting() const = 0;
};
}

// end catch_interfaces_runner.h

#ifdef __OBJC__
// start catch_objc.hpp

#import <objc/runtime.h>

#include <string>

// NB. Any general catch headers included here must be included
// in catch.hpp first to make sure they are included by the single
// header for non obj-usage

///////////////////////////////////////////////////////////////////////////////
// This protocol is really only here for (self) documenting purposes, since
// all its methods are optional.
@protocol OcFixture

@optional

-(void) setUp;
-(void) tearDown;

@end

namespace Catch
{

class OcMethod : public ITestInvoker
{

public:
	OcMethod(Class cls, SEL sel) : m_cls(cls), m_sel(sel) {}

	virtual void invoke() const
	{
		id obj = [[m_cls alloc] init];

		performOptionalSelector(obj, @selector(setUp));
		performOptionalSelector(obj, m_sel);
		performOptionalSelector(obj, @selector(tearDown));

		arcSafeRelease(obj);
	}
private:
	virtual ~OcMethod() {}

	Class m_cls;
	SEL m_sel;
};

namespace Detail
{

inline std::string getAnnotation(Class cls,
				 std::string const& annotationName,
				 std::string const& testCaseName)
{
	NSString* selStr = [[NSString alloc] initWithFormat:@"Catch_%s_%s", annotationName.c_str(), testCaseName.c_str()];
	SEL sel = NSSelectorFromString(selStr);
	arcSafeRelease(selStr);
	id value = performOptionalSelector(cls, sel);

	if (value) {
		return [(NSString*)value UTF8String];
	}

	return "";
}
}

inline std::size_t registerTestMethods()
{
	std::size_t noTestMethods = 0;
	int noClasses = objc_getClassList(nullptr, 0);

	Class* classes = (CATCH_UNSAFE_UNRETAINED Class *)malloc(sizeof(Class) * noClasses);
	objc_getClassList(classes, noClasses);

	for (int c = 0; c < noClasses; c++) {
		Class cls = classes[c];
		{
			u_int count;
			Method* methods = class_copyMethodList(cls, &count);

			for (u_int m = 0; m < count ; m++) {
				SEL selector = method_getName(methods[m]);
				std::string methodName = sel_getName(selector);

				if (startsWith(methodName, "Catch_TestCase_")) {
					std::string testCaseName = methodName.substr(15);
					std::string name = Detail::getAnnotation(cls, "Name", testCaseName);
					std::string desc = Detail::getAnnotation(cls, "Description", testCaseName);
					const char* className = class_getName(cls);

					getMutableRegistryHub().registerTest(makeTestCase(new OcMethod(cls, selector), className, NameAndTags(name.c_str(), desc.c_str()), SourceLineInfo("", 0)));
					noTestMethods++;
				}
			}

			free(methods);
		}
	}

	return noTestMethods;
}

#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)

namespace Matchers
{
namespace Impl
{
namespace NSStringMatchers
{

struct StringHolder : MatcherBase<NSString*> {
	StringHolder(NSString* substr) : m_substr([substr copy]) {}
	StringHolder(StringHolder const& other) : m_substr([other.m_substr copy]) {}
	StringHolder()
	{
		arcSafeRelease(m_substr);
	}

	bool match(NSString* str) const override
	{
		return false;
	}

	NSString* CATCH_ARC_STRONG m_substr;
};

struct Equals : StringHolder {
	Equals(NSString* substr) : StringHolder(substr) {}

	bool match(NSString* str) const override
	{
		return (str != nil || m_substr == nil) &&
		       [str isEqualToString:m_substr];
	}

	std::string describe() const override
	{
		return "equals string: " + Catch::Detail::stringify(m_substr);
	}
};

struct Contains : StringHolder {
	Contains(NSString* substr) : StringHolder(substr) {}

	bool match(NSString* str) const override
	{
		return (str != nil || m_substr == nil) &&
		       [str rangeOfString:m_substr].location != NSNotFound;
	}

	std::string describe() const override
	{
		return "contains string: " + Catch::Detail::stringify(m_substr);
	}
};

struct StartsWith : StringHolder {
	StartsWith(NSString* substr) : StringHolder(substr) {}

	bool match(NSString* str) const override
	{
		return (str != nil || m_substr == nil) &&
		       [str rangeOfString:m_substr].location == 0;
	}

	std::string describe() const override
	{
		return "starts with: " + Catch::Detail::stringify(m_substr);
	}
};
struct EndsWith : StringHolder {
	EndsWith(NSString* substr) : StringHolder(substr) {}

	bool match(NSString* str) const override
	{
		return (str != nil || m_substr == nil) &&
		       [str rangeOfString:m_substr].location == [str length] - [m_substr length];
	}

	std::string describe() const override
	{
		return "ends with: " + Catch::Detail::stringify(m_substr);
	}
};

} // namespace NSStringMatchers
} // namespace Impl

inline Impl::NSStringMatchers::Equals
Equals(NSString* substr)
{
	return Impl::NSStringMatchers::Equals(substr);
}

inline Impl::NSStringMatchers::Contains
Contains(NSString* substr)
{
	return Impl::NSStringMatchers::Contains(substr);
}

inline Impl::NSStringMatchers::StartsWith
StartsWith(NSString* substr)
{
	return Impl::NSStringMatchers::StartsWith(substr);
}

inline Impl::NSStringMatchers::EndsWith
EndsWith(NSString* substr)
{
	return Impl::NSStringMatchers::EndsWith(substr);
}

} // namespace Matchers

using namespace Matchers;

#endif // CATCH_CONFIG_DISABLE_MATCHERS

} // namespace Catch

///////////////////////////////////////////////////////////////////////////////
#define OC_MAKE_UNIQUE_NAME( root, uniqueSuffix ) root##uniqueSuffix
#define OC_TEST_CASE2( name, desc, uniqueSuffix ) \
+(NSString*) OC_MAKE_UNIQUE_NAME( Catch_Name_test_, uniqueSuffix ) \
{ \
return @ name; \
} \
+(NSString*) OC_MAKE_UNIQUE_NAME( Catch_Description_test_, uniqueSuffix ) \
{ \
return @ desc; \
} \
-(void) OC_MAKE_UNIQUE_NAME( Catch_TestCase_test_, uniqueSuffix )

#define OC_TEST_CASE( name, desc ) OC_TEST_CASE2( name, desc, __LINE__ )

// end catch_objc.hpp
#endif

// Benchmarking needs the externally-facing parts of reporters to work
#if defined(CATCH_CONFIG_EXTERNAL_INTERFACES) || defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
// start catch_external_interfaces.h

// start catch_reporter_bases.hpp

// start catch_interfaces_reporter.h

// start catch_config.hpp

// start catch_test_spec_parser.h

#ifdef __clang__
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wpadded"
#endif

// start catch_test_spec.h

#ifdef __clang__
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wpadded"
#endif

// start catch_wildcard_pattern.h

namespace Catch
{
class WildcardPattern
{
	enum WildcardPosition {
		NoWildcard = 0,
		WildcardAtStart = 1,
		WildcardAtEnd = 2,
		WildcardAtBothEnds = WildcardAtStart | WildcardAtEnd
	};

public:

	WildcardPattern(std::string const& pattern, CaseSensitive::Choice caseSensitivity);
	virtual ~WildcardPattern() = default;
	virtual bool matches(std::string const& str) const;

private:
	std::string normaliseString(std::string const& str) const;
	CaseSensitive::Choice m_caseSensitivity;
	WildcardPosition m_wildcard = NoWildcard;
	std::string m_pattern;
};
}

// end catch_wildcard_pattern.h
#include <string>
#include <vector>
#include <memory>

namespace Catch
{

struct IConfig;

class TestSpec
{
	class Pattern
	{
	public:
		explicit Pattern(std::string const& name);
		virtual ~Pattern();
		virtual bool matches(TestCaseInfo const& testCase) const = 0;
		std::string const& name() const;
	private:
		std::string const m_name;
	};
	using PatternPtr = std::shared_ptr<Pattern>;

	class NamePattern : public Pattern
	{
	public:
		explicit NamePattern(std::string const& name, std::string const& filterString);
		bool matches(TestCaseInfo const& testCase) const override;
	private:
		WildcardPattern m_wildcardPattern;
	};

	class TagPattern : public Pattern
	{
	public:
		explicit TagPattern(std::string const& tag, std::string const& filterString);
		bool matches(TestCaseInfo const& testCase) const override;
	private:
		std::string m_tag;
	};

	class ExcludedPattern : public Pattern
	{
	public:
		explicit ExcludedPattern(PatternPtr const& underlyingPattern);
		bool matches(TestCaseInfo const& testCase) const override;
	private:
		PatternPtr m_underlyingPattern;
	};

	struct Filter {
		std::vector<PatternPtr> m_patterns;

		bool matches(TestCaseInfo const& testCase) const;
		std::string name() const;
	};

public:
	struct FilterMatch {
		std::string name;
		std::vector<TestCase const*> tests;
	};
	using Matches = std::vector<FilterMatch>;
	using vectorStrings = std::vector<std::string>;

	bool hasFilters() const;
	bool matches(TestCaseInfo const& testCase) const;
	Matches matchesByFilter(std::vector<TestCase> const& testCases, IConfig const& config) const;
	const vectorStrings & getInvalidArgs() const;

private:
	std::vector<Filter> m_filters;
	std::vector<std::string> m_invalidArgs;
	friend class TestSpecParser;
};
}

#ifdef __clang__
#pragma clang diagnostic pop
#endif

// end catch_test_spec.h
// start catch_interfaces_tag_alias_registry.h

#include <string>

namespace Catch
{

struct TagAlias;

struct ITagAliasRegistry {
	virtual ~ITagAliasRegistry();
	// Nullptr if not present
	virtual TagAlias const* find(std::string const& alias) const = 0;
	virtual std::string expandAliases(std::string const& unexpandedTestSpec) const = 0;

	static ITagAliasRegistry const& get();
};

} // end namespace Catch

// end catch_interfaces_tag_alias_registry.h
namespace Catch
{

class TestSpecParser
{
	enum Mode { None, Name, QuotedName, Tag, EscapedName };
	Mode m_mode = None;
	Mode lastMode = None;
	bool m_exclusion = false;
	std::size_t m_pos = 0;
	std::size_t m_realPatternPos = 0;
	std::string m_arg;
	std::string m_substring;
	std::string m_patternName;
	std::vector<std::size_t> m_escapeChars;
	TestSpec::Filter m_currentFilter;
	TestSpec m_testSpec;
	ITagAliasRegistry const* m_tagAliases = nullptr;

public:
	TestSpecParser(ITagAliasRegistry const& tagAliases);

	TestSpecParser& parse(std::string const& arg);
	TestSpec testSpec();

private:
	bool visitChar(char c);
	void startNewMode(Mode mode);
	bool processNoneChar(char c);
	void processNameChar(char c);
	bool processOtherChar(char c);
	void endMode();
	void escape();
	bool isControlChar(char c) const;
	void saveLastMode();
	void revertBackToLastMode();
	void addFilter();
	bool separate();

	// Handles common preprocessing of the pattern for name/tag patterns
	std::string preprocessPattern();
	// Adds the current pattern as a test name
	void addNamePattern();
	// Adds the current pattern as a tag
	void addTagPattern();

	inline void addCharToPattern(char c)
	{
		m_substring += c;
		m_patternName += c;
		m_realPatternPos++;
	}

};
TestSpec parseTestSpec(std::string const& arg);

} // namespace Catch

#ifdef __clang__
#pragma clang diagnostic pop
#endif

// end catch_test_spec_parser.h
// Libstdc++ doesn't like incomplete classes for unique_ptr

#include <memory>
#include <vector>
#include <string>

#ifndef CATCH_CONFIG_CONSOLE_WIDTH
#define CATCH_CONFIG_CONSOLE_WIDTH 80
#endif

namespace Catch
{

struct IStream;

struct ConfigData {
	bool listTests = false;
	bool listTags = false;
	bool listReporters = false;
	bool listTestNamesOnly = false;

	bool showSuccessfulTests = false;
	bool shouldDebugBreak = false;
	bool noThrow = false;
	bool showHelp = false;
	bool showInvisibles = false;
	bool filenamesAsTags = false;
	bool libIdentify = false;

	int abortAfter = -1;
	unsigned int rngSeed = 0;

	bool benchmarkNoAnalysis = false;
	unsigned int benchmarkSamples = 100;
	double benchmarkConfidenceInterval = 0.95;
	unsigned int benchmarkResamples = 100000;
	std::chrono::milliseconds::rep benchmarkWarmupTime = 100;

	Verbosity verbosity = Verbosity::Normal;
	WarnAbout::What warnings = WarnAbout::Nothing;
	ShowDurations::OrNot showDurations = ShowDurations::DefaultForReporter;
	double minDuration = -1;
	RunTests::InWhatOrder runOrder = RunTests::InDeclarationOrder;
	UseColour::YesOrNo useColour = UseColour::Auto;
	WaitForKeypress::When waitForKeypress = WaitForKeypress::Never;

	std::string outputFilename;
	std::string name;
	std::string processName;
#ifndef CATCH_CONFIG_DEFAULT_REPORTER
#define CATCH_CONFIG_DEFAULT_REPORTER "console"
#endif
	std::string reporterName = CATCH_CONFIG_DEFAULT_REPORTER;
#undef CATCH_CONFIG_DEFAULT_REPORTER

	std::vector<std::string> testsOrTags;
	std::vector<std::string> sectionsToRun;
};

class Config : public IConfig
{
public:

	Config() = default;
	Config(ConfigData const& data);
	virtual ~Config() = default;

	std::string const& getFilename() const;

	bool listTests() const;
	bool listTestNamesOnly() const;
	bool listTags() const;
	bool listReporters() const;

	std::string getProcessName() const;
	std::string const& getReporterName() const;

	std::vector<std::string> const& getTestsOrTags() const override;
	std::vector<std::string> const& getSectionsToRun() const override;

	TestSpec const& testSpec() const override;
	bool hasTestFilters() const override;

	bool showHelp() const;

	// IConfig interface
	bool allowThrows() const override;
	std::ostream& stream() const override;
	std::string name() const override;
	bool includeSuccessfulResults() const override;
	bool warnAboutMissingAssertions() const override;
	bool warnAboutNoTests() const override;
	ShowDurations::OrNot showDurations() const override;
	double minDuration() const override;
	RunTests::InWhatOrder runOrder() const override;
	unsigned int rngSeed() const override;
	UseColour::YesOrNo useColour() const override;
	bool shouldDebugBreak() const override;
	int abortAfter() const override;
	bool showInvisibles() const override;
	Verbosity verbosity() const override;
	bool benchmarkNoAnalysis() const override;
	int benchmarkSamples() const override;
	double benchmarkConfidenceInterval() const override;
	unsigned int benchmarkResamples() const override;
	std::chrono::milliseconds benchmarkWarmupTime() const override;

private:

	IStream const* openStream();
	ConfigData m_data;

	std::unique_ptr<IStream const> m_stream;
	TestSpec m_testSpec;
	bool m_hasTestFilters = false;
};

} // end namespace Catch

// end catch_config.hpp
// start catch_assertionresult.h

#include <string>

namespace Catch
{

struct AssertionResultData {
	AssertionResultData() = delete;

	AssertionResultData(ResultWas::OfType _resultType, LazyExpression const& _lazyExpression);

	std::string message;
	mutable std::string reconstructedExpression;
	LazyExpression lazyExpression;
	ResultWas::OfType resultType;

	std::string reconstructExpression() const;
};

class AssertionResult
{
public:
	AssertionResult() = delete;
	AssertionResult(AssertionInfo const& info, AssertionResultData const& data);

	bool isOk() const;
	bool succeeded() const;
	ResultWas::OfType getResultType() const;
	bool hasExpression() const;
	bool hasMessage() const;
	std::string getExpression() const;
	std::string getExpressionInMacro() const;
	bool hasExpandedExpression() const;
	std::string getExpandedExpression() const;
	std::string getMessage() const;
	SourceLineInfo getSourceInfo() const;
	StringRef getTestMacroName() const;

	//protected:
	AssertionInfo m_info;
	AssertionResultData m_resultData;
};

} // end namespace Catch

// end catch_assertionresult.h
#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
// start catch_estimate.hpp

// Statistics estimates


namespace Catch
{
namespace Benchmark
{
template <typename Duration>
struct Estimate {
	Duration point;
	Duration lower_bound;
	Duration upper_bound;
	double confidence_interval;

	template <typename Duration2>
	operator Estimate<Duration2>() const
	{
		return { point, lower_bound, upper_bound, confidence_interval };
	}
};
} // namespace Benchmark
} // namespace Catch

// end catch_estimate.hpp
// start catch_outlier_classification.hpp

// Outlier information

namespace Catch
{
namespace Benchmark
{
struct OutlierClassification {
	int samples_seen = 0;
	int low_severe = 0;     // more than 3 times IQR below Q1
	int low_mild = 0;       // 1.5 to 3 times IQR below Q1
	int high_mild = 0;      // 1.5 to 3 times IQR above Q3
	int high_severe = 0;    // more than 3 times IQR above Q3

	int total() const
	{
		return low_severe + low_mild + high_mild + high_severe;
	}
};
} // namespace Benchmark
} // namespace Catch

// end catch_outlier_classification.hpp

#include <iterator>
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING

#include <string>
#include <iosfwd>
#include <map>
#include <set>
#include <memory>
#include <algorithm>

namespace Catch
{

struct ReporterConfig {
	explicit ReporterConfig(IConfigPtr const& _fullConfig);

	ReporterConfig(IConfigPtr const& _fullConfig, std::ostream& _stream);

	std::ostream& stream() const;
	IConfigPtr fullConfig() const;

private:
	std::ostream* m_stream;
	IConfigPtr m_fullConfig;
};

struct ReporterPreferences {
	bool shouldRedirectStdOut = false;
	bool shouldReportAllAssertions = false;
};

template<typename T>
struct LazyStat : Option<T> {
	LazyStat& operator=(T const& _value)
	{
		Option<T>::operator=(_value);
		used = false;
		return *this;
	}
	void reset()
	{
		Option<T>::reset();
		used = false;
	}
	bool used = false;
};

struct TestRunInfo {
	TestRunInfo(std::string const& _name);
	std::string name;
};
struct GroupInfo {
	GroupInfo(std::string const& _name,
		  std::size_t _groupIndex,
		  std::size_t _groupsCount);

	std::string name;
	std::size_t groupIndex;
	std::size_t groupsCounts;
};

struct AssertionStats {
	AssertionStats(AssertionResult const& _assertionResult,
		       std::vector<MessageInfo> const& _infoMessages,
		       Totals const& _totals);

	AssertionStats(AssertionStats const&)              = default;
	AssertionStats(AssertionStats &&)                  = default;
	AssertionStats& operator = (AssertionStats const&) = delete;
	AssertionStats& operator = (AssertionStats &&)     = delete;
	virtual ~AssertionStats();

	AssertionResult assertionResult;
	std::vector<MessageInfo> infoMessages;
	Totals totals;
};

struct SectionStats {
	SectionStats(SectionInfo const& _sectionInfo,
		     Counts const& _assertions,
		     double _durationInSeconds,
		     bool _missingAssertions);
	SectionStats(SectionStats const&)              = default;
	SectionStats(SectionStats &&)                  = default;
	SectionStats& operator = (SectionStats const&) = default;
	SectionStats& operator = (SectionStats &&)     = default;
	virtual ~SectionStats();

	SectionInfo sectionInfo;
	Counts assertions;
	double durationInSeconds;
	bool missingAssertions;
};

struct TestCaseStats {
	TestCaseStats(TestCaseInfo const& _testInfo,
		      Totals const& _totals,
		      std::string const& _stdOut,
		      std::string const& _stdErr,
		      bool _aborting);

	TestCaseStats(TestCaseStats const&)              = default;
	TestCaseStats(TestCaseStats &&)                  = default;
	TestCaseStats& operator = (TestCaseStats const&) = default;
	TestCaseStats& operator = (TestCaseStats &&)     = default;
	virtual ~TestCaseStats();

	TestCaseInfo testInfo;
	Totals totals;
	std::string stdOut;
	std::string stdErr;
	bool aborting;
};

struct TestGroupStats {
	TestGroupStats(GroupInfo const& _groupInfo,
		       Totals const& _totals,
		       bool _aborting);
	TestGroupStats(GroupInfo const& _groupInfo);

	TestGroupStats(TestGroupStats const&)              = default;
	TestGroupStats(TestGroupStats &&)                  = default;
	TestGroupStats& operator = (TestGroupStats const&) = default;
	TestGroupStats& operator = (TestGroupStats &&)     = default;
	virtual ~TestGroupStats();

	GroupInfo groupInfo;
	Totals totals;
	bool aborting;
};

struct TestRunStats {
	TestRunStats(TestRunInfo const& _runInfo,
		     Totals const& _totals,
		     bool _aborting);

	TestRunStats(TestRunStats const&)              = default;
	TestRunStats(TestRunStats &&)                  = default;
	TestRunStats& operator = (TestRunStats const&) = default;
	TestRunStats& operator = (TestRunStats &&)     = default;
	virtual ~TestRunStats();

	TestRunInfo runInfo;
	Totals totals;
	bool aborting;
};

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
struct BenchmarkInfo {
	std::string name;
	double estimatedDuration;
	int iterations;
	int samples;
	unsigned int resamples;
	double clockResolution;
	double clockCost;
};

template <class Duration>
struct BenchmarkStats {
	BenchmarkInfo info;

	std::vector<Duration> samples;
	Benchmark::Estimate<Duration> mean;
	Benchmark::Estimate<Duration> standardDeviation;
	Benchmark::OutlierClassification outliers;
	double outlierVariance;

	template <typename Duration2>
	operator BenchmarkStats<Duration2>() const
	{
		std::vector<Duration2> samples2;
		samples2.reserve(samples.size());
		std::transform(samples.begin(), samples.end(), std::back_inserter(samples2), [](Duration d) {
			return Duration2(d);
		});
		return {
			info,
			std::move(samples2),
			mean,
			standardDeviation,
			outliers,
			outlierVariance,
		};
	}
};
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING

struct IStreamingReporter {
	virtual ~IStreamingReporter() = default;

	// Implementing class must also provide the following static methods:
	// static std::string getDescription();
	// static std::set<Verbosity> getSupportedVerbosities()

	virtual ReporterPreferences getPreferences() const = 0;

	virtual void noMatchingTestCases(std::string const& spec) = 0;

	virtual void reportInvalidArguments(std::string const&) {}

	virtual void testRunStarting(TestRunInfo const& testRunInfo) = 0;
	virtual void testGroupStarting(GroupInfo const& groupInfo) = 0;

	virtual void testCaseStarting(TestCaseInfo const& testInfo) = 0;
	virtual void sectionStarting(SectionInfo const& sectionInfo) = 0;

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
	virtual void benchmarkPreparing(std::string const&) {}
	virtual void benchmarkStarting(BenchmarkInfo const&) {}
	virtual void benchmarkEnded(BenchmarkStats<> const&) {}
	virtual void benchmarkFailed(std::string const&) {}
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING

	virtual void assertionStarting(AssertionInfo const& assertionInfo) = 0;

	// The return value indicates if the messages buffer should be cleared:
	virtual bool assertionEnded(AssertionStats const& assertionStats) = 0;

	virtual void sectionEnded(SectionStats const& sectionStats) = 0;
	virtual void testCaseEnded(TestCaseStats const& testCaseStats) = 0;
	virtual void testGroupEnded(TestGroupStats const& testGroupStats) = 0;
	virtual void testRunEnded(TestRunStats const& testRunStats) = 0;

	virtual void skipTest(TestCaseInfo const& testInfo) = 0;

	// Default empty implementation provided
	virtual void fatalErrorEncountered(StringRef name);

	virtual bool isMulti() const;
};
using IStreamingReporterPtr = std::unique_ptr<IStreamingReporter>;

struct IReporterFactory {
	virtual ~IReporterFactory();
	virtual IStreamingReporterPtr create(ReporterConfig const& config) const = 0;
	virtual std::string getDescription() const = 0;
};
using IReporterFactoryPtr = std::shared_ptr<IReporterFactory>;

struct IReporterRegistry {
	using FactoryMap = std::map<std::string, IReporterFactoryPtr>;
	using Listeners = std::vector<IReporterFactoryPtr>;

	virtual ~IReporterRegistry();
	virtual IStreamingReporterPtr create(std::string const& name, IConfigPtr const& config) const = 0;
	virtual FactoryMap const& getFactories() const = 0;
	virtual Listeners const& getListeners() const = 0;
};

} // end namespace Catch

// end catch_interfaces_reporter.h
#include <algorithm>
#include <cstring>
#include <cfloat>
#include <cstdio>
#include <cassert>
#include <memory>
#include <ostream>

namespace Catch
{
void prepareExpandedExpression(AssertionResult& result);

// Returns double formatted as %.3f (format expected on output)
std::string getFormattedDuration(double duration);

//! Should the reporter show
bool shouldShowDuration(IConfig const& config, double duration);

std::string serializeFilters(std::vector<std::string> const& container);

template<typename DerivedT>
struct StreamingReporterBase : IStreamingReporter {

	StreamingReporterBase(ReporterConfig const& _config)
		:   m_config(_config.fullConfig()),
		    stream(_config.stream())
	{
		m_reporterPrefs.shouldRedirectStdOut = false;

		if (!DerivedT::getSupportedVerbosities().count(m_config->verbosity())) {
			CATCH_ERROR("Verbosity level not supported by this reporter");
		}
	}

	ReporterPreferences getPreferences() const override
	{
		return m_reporterPrefs;
	}

	static std::set<Verbosity> getSupportedVerbosities()
	{
		return { Verbosity::Normal };
	}

	~StreamingReporterBase() override = default;

	void noMatchingTestCases(std::string const&) override {}

	void reportInvalidArguments(std::string const&) override {}

	void testRunStarting(TestRunInfo const& _testRunInfo) override
	{
		currentTestRunInfo = _testRunInfo;
	}

	void testGroupStarting(GroupInfo const& _groupInfo) override
	{
		currentGroupInfo = _groupInfo;
	}

	void testCaseStarting(TestCaseInfo const& _testInfo) override
	{
		currentTestCaseInfo = _testInfo;
	}
	void sectionStarting(SectionInfo const& _sectionInfo) override
	{
		m_sectionStack.push_back(_sectionInfo);
	}

	void sectionEnded(SectionStats const& /* _sectionStats */) override
	{
		m_sectionStack.pop_back();
	}
	void testCaseEnded(TestCaseStats const& /* _testCaseStats */) override
	{
		currentTestCaseInfo.reset();
	}
	void testGroupEnded(TestGroupStats const& /* _testGroupStats */) override
	{
		currentGroupInfo.reset();
	}
	void testRunEnded(TestRunStats const& /* _testRunStats */) override
	{
		currentTestCaseInfo.reset();
		currentGroupInfo.reset();
		currentTestRunInfo.reset();
	}

	void skipTest(TestCaseInfo const&) override
	{
		// Don't do anything with this by default.
		// It can optionally be overridden in the derived class.
	}

	IConfigPtr m_config;
	std::ostream& stream;

	LazyStat<TestRunInfo> currentTestRunInfo;
	LazyStat<GroupInfo> currentGroupInfo;
	LazyStat<TestCaseInfo> currentTestCaseInfo;

	std::vector<SectionInfo> m_sectionStack;
	ReporterPreferences m_reporterPrefs;
};

template<typename DerivedT>
struct CumulativeReporterBase : IStreamingReporter {
	template<typename T, typename ChildNodeT>
	struct Node {
	explicit Node(T const& _value) : value(_value) {}
	virtual ~Node() {}

	using ChildNodes = std::vector<std::shared_ptr<ChildNodeT>>;
			   T value;
			   ChildNodes children;
	};
	struct SectionNode {
		explicit SectionNode(SectionStats const& _stats) : stats(_stats) {}
		virtual ~SectionNode() = default;

		bool operator == (SectionNode const& other) const
		{
			return stats.sectionInfo.lineInfo == other.stats.sectionInfo.lineInfo;
		}
		bool operator == (std::shared_ptr<SectionNode> const& other) const
		{
			return operator==(*other);
		}

		SectionStats stats;
		using ChildSections = std::vector<std::shared_ptr<SectionNode>>;
		using Assertions = std::vector<AssertionStats>;
		ChildSections childSections;
		Assertions assertions;
		std::string stdOut;
		std::string stdErr;
	};

	struct BySectionInfo {
		BySectionInfo(SectionInfo const& other) : m_other(other) {}
		BySectionInfo(BySectionInfo const& other) : m_other(other.m_other) {}
		bool operator()(std::shared_ptr<SectionNode> const& node) const
		{
			return ((node->stats.sectionInfo.name == m_other.name) &&
				(node->stats.sectionInfo.lineInfo == m_other.lineInfo));
		}
		void operator=(BySectionInfo const&) = delete;

	private:
		SectionInfo const& m_other;
	};

	using TestCaseNode = Node<TestCaseStats, SectionNode>;
	using TestGroupNode = Node<TestGroupStats, TestCaseNode>;
	using TestRunNode = Node<TestRunStats, TestGroupNode>;

	CumulativeReporterBase(ReporterConfig const& _config)
		:   m_config(_config.fullConfig()),
		    stream(_config.stream())
	{
		m_reporterPrefs.shouldRedirectStdOut = false;

		if (!DerivedT::getSupportedVerbosities().count(m_config->verbosity())) {
			CATCH_ERROR("Verbosity level not supported by this reporter");
		}
	}
	~CumulativeReporterBase() override = default;

	ReporterPreferences getPreferences() const override
	{
		return m_reporterPrefs;
	}

	static std::set<Verbosity> getSupportedVerbosities()
	{
		return { Verbosity::Normal };
	}

	void testRunStarting(TestRunInfo const&) override {}
	void testGroupStarting(GroupInfo const&) override {}

	void testCaseStarting(TestCaseInfo const&) override {}

	void sectionStarting(SectionInfo const& sectionInfo) override
	{
		SectionStats incompleteStats(sectionInfo, Counts(), 0, false);
		std::shared_ptr<SectionNode> node;

		if (m_sectionStack.empty()) {
			if (!m_rootSection) {
				m_rootSection = std::make_shared<SectionNode>(incompleteStats);
			}

			node = m_rootSection;
		} else {
			SectionNode& parentNode = *m_sectionStack.back();
			auto it =
				std::find_if(parentNode.childSections.begin(),
					     parentNode.childSections.end(),
					     BySectionInfo(sectionInfo));

			if (it == parentNode.childSections.end()) {
				node = std::make_shared<SectionNode>(incompleteStats);
				parentNode.childSections.push_back(node);
			} else {
				node = *it;
			}
		}

		m_sectionStack.push_back(node);
		m_deepestSection = std::move(node);
	}

	void assertionStarting(AssertionInfo const&) override {}

	bool assertionEnded(AssertionStats const& assertionStats) override
	{
		assert(!m_sectionStack.empty());
		// AssertionResult holds a pointer to a temporary DecomposedExpression,
		// which getExpandedExpression() calls to build the expression string.
		// Our section stack copy of the assertionResult will likely outlive the
		// temporary, so it must be expanded or discarded now to avoid calling
		// a destroyed object later.
		prepareExpandedExpression(const_cast<AssertionResult&>(assertionStats.assertionResult));
		SectionNode& sectionNode = *m_sectionStack.back();
		sectionNode.assertions.push_back(assertionStats);
		return true;
	}
	void sectionEnded(SectionStats const& sectionStats) override
	{
		assert(!m_sectionStack.empty());
		SectionNode& node = *m_sectionStack.back();
		node.stats = sectionStats;
		m_sectionStack.pop_back();
	}
	void testCaseEnded(TestCaseStats const& testCaseStats) override
	{
		auto node = std::make_shared<TestCaseNode>(testCaseStats);
		assert(m_sectionStack.size() == 0);
		node->children.push_back(m_rootSection);
		m_testCases.push_back(node);
		m_rootSection.reset();

		assert(m_deepestSection);
		m_deepestSection->stdOut = testCaseStats.stdOut;
		m_deepestSection->stdErr = testCaseStats.stdErr;
	}
	void testGroupEnded(TestGroupStats const& testGroupStats) override
	{
		auto node = std::make_shared<TestGroupNode>(testGroupStats);
		node->children.swap(m_testCases);
		m_testGroups.push_back(node);
	}
	void testRunEnded(TestRunStats const& testRunStats) override
	{
		auto node = std::make_shared<TestRunNode>(testRunStats);
		node->children.swap(m_testGroups);
		m_testRuns.push_back(node);
		testRunEndedCumulative();
	}
	virtual void testRunEndedCumulative() = 0;

	void skipTest(TestCaseInfo const&) override {}

	IConfigPtr m_config;
	std::ostream& stream;
	std::vector<AssertionStats> m_assertions;
	std::vector<std::vector<std::shared_ptr<SectionNode>>> m_sections;
	std::vector<std::shared_ptr<TestCaseNode>> m_testCases;
	std::vector<std::shared_ptr<TestGroupNode>> m_testGroups;

	std::vector<std::shared_ptr<TestRunNode>> m_testRuns;

	std::shared_ptr<SectionNode> m_rootSection;
	std::shared_ptr<SectionNode> m_deepestSection;
	std::vector<std::shared_ptr<SectionNode>> m_sectionStack;
	ReporterPreferences m_reporterPrefs;
};

template<char C>
char const* getLineOfChars()
{
	static char line[CATCH_CONFIG_CONSOLE_WIDTH] = {0};

	if (!*line) {
		std::memset(line, C, CATCH_CONFIG_CONSOLE_WIDTH - 1);
		line[CATCH_CONFIG_CONSOLE_WIDTH - 1] = 0;
	}

	return line;
}

struct TestEventListenerBase : StreamingReporterBase<TestEventListenerBase> {
	TestEventListenerBase(ReporterConfig const& _config);

	static std::set<Verbosity> getSupportedVerbosities();

	void assertionStarting(AssertionInfo const&) override;
	bool assertionEnded(AssertionStats const&) override;
};

} // end namespace Catch

// end catch_reporter_bases.hpp
// start catch_console_colour.h

namespace Catch
{

struct Colour {
	enum Code {
		None = 0,

		White,
		Red,
		Green,
		Blue,
		Cyan,
		Yellow,
		Grey,

		Bright = 0x10,

		BrightRed = Bright | Red,
		BrightGreen = Bright | Green,
		LightGrey = Bright | Grey,
		BrightWhite = Bright | White,
		BrightYellow = Bright | Yellow,

		// By intention
		FileName = LightGrey,
		Warning = BrightYellow,
		ResultError = BrightRed,
		ResultSuccess = BrightGreen,
		ResultExpectedFailure = Warning,

		Error = BrightRed,
		Success = Green,

		OriginalExpression = Cyan,
		ReconstructedExpression = BrightYellow,

		SecondaryText = LightGrey,
		Headers = White
	};

	// Use constructed object for RAII guard
	Colour(Code _colourCode);
	Colour(Colour&& other) noexcept;
	Colour& operator=(Colour&& other) noexcept;
	~Colour();

	// Use static method for one-shot changes
	static void use(Code _colourCode);

private:
	bool m_moved = false;
};

std::ostream& operator << (std::ostream& os, Colour const&);

} // end namespace Catch

// end catch_console_colour.h
// start catch_reporter_registrars.hpp


namespace Catch
{

template<typename T>
class ReporterRegistrar
{

class ReporterFactory : public IReporterFactory
	{

		IStreamingReporterPtr create(ReporterConfig const& config) const override
	{
		return std::unique_ptr<T>(new T(config));
	}

	std::string getDescription() const override
	{
		return T::getDescription();
	}
			      };

public:

	explicit ReporterRegistrar(std::string const& name)
	{
		getMutableRegistryHub().registerReporter(name, std::make_shared<ReporterFactory>());
	}
};

template<typename T>
class ListenerRegistrar
{

class ListenerFactory : public IReporterFactory
	{

		IStreamingReporterPtr create(ReporterConfig const& config) const override
	{
		return std::unique_ptr<T>(new T(config));
	}
	std::string getDescription() const override
	{
		return std::string();
	}
			      };

public:

	ListenerRegistrar()
	{
		getMutableRegistryHub().registerListener(std::make_shared<ListenerFactory>());
	}
};
}

#if !defined(CATCH_CONFIG_DISABLE)

#define CATCH_REGISTER_REPORTER( name, reporterType ) \
    CATCH_INTERNAL_START_WARNINGS_SUPPRESSION         \
    CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS          \
    namespace{ Catch::ReporterRegistrar<reporterType> catch_internal_RegistrarFor##reporterType( name ); } \
    CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION

#define CATCH_REGISTER_LISTENER( listenerType ) \
    CATCH_INTERNAL_START_WARNINGS_SUPPRESSION   \
    CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS    \
    namespace{ Catch::ListenerRegistrar<listenerType> catch_internal_RegistrarFor##listenerType; } \
    CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION
#else // CATCH_CONFIG_DISABLE

#define CATCH_REGISTER_REPORTER(name, reporterType)
#define CATCH_REGISTER_LISTENER(listenerType)

#endif // CATCH_CONFIG_DISABLE

// end catch_reporter_registrars.hpp
// Allow users to base their work off existing reporters
// start catch_reporter_compact.h

namespace Catch
{

struct CompactReporter : StreamingReporterBase<CompactReporter> {

	using StreamingReporterBase::StreamingReporterBase;

	~CompactReporter() override;

	static std::string getDescription();

	void noMatchingTestCases(std::string const& spec) override;

	void assertionStarting(AssertionInfo const&) override;

	bool assertionEnded(AssertionStats const& _assertionStats) override;

	void sectionEnded(SectionStats const& _sectionStats) override;

	void testRunEnded(TestRunStats const& _testRunStats) override;

};

} // end namespace Catch

// end catch_reporter_compact.h
// start catch_reporter_console.h

#if defined(_MSC_VER)
#pragma warning(push)
#pragma warning(disable:4061) // Not all labels are EXPLICITLY handled in switch
// Note that 4062 (not all labels are handled
// and default is missing) is enabled
#endif

namespace Catch
{
// Fwd decls
struct SummaryColumn;
class TablePrinter;

struct ConsoleReporter : StreamingReporterBase<ConsoleReporter> {
	std::unique_ptr<TablePrinter> m_tablePrinter;

	ConsoleReporter(ReporterConfig const& config);
	~ConsoleReporter() override;
	static std::string getDescription();

	void noMatchingTestCases(std::string const& spec) override;

	void reportInvalidArguments(std::string const&arg) override;

	void assertionStarting(AssertionInfo const&) override;

	bool assertionEnded(AssertionStats const& _assertionStats) override;

	void sectionStarting(SectionInfo const& _sectionInfo) override;
	void sectionEnded(SectionStats const& _sectionStats) override;

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
	void benchmarkPreparing(std::string const& name) override;
	void benchmarkStarting(BenchmarkInfo const& info) override;
	void benchmarkEnded(BenchmarkStats<> const& stats) override;
	void benchmarkFailed(std::string const& error) override;
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING

	void testCaseEnded(TestCaseStats const& _testCaseStats) override;
	void testGroupEnded(TestGroupStats const& _testGroupStats) override;
	void testRunEnded(TestRunStats const& _testRunStats) override;
	void testRunStarting(TestRunInfo const& _testRunInfo) override;
private:

	void lazyPrint();

	void lazyPrintWithoutClosingBenchmarkTable();
	void lazyPrintRunInfo();
	void lazyPrintGroupInfo();
	void printTestCaseAndSectionHeader();

	void printClosedHeader(std::string const& _name);
	void printOpenHeader(std::string const& _name);

	// if string has a : in first line will set indent to follow it on
	// subsequent lines
	void printHeaderString(std::string const& _string, std::size_t indent = 0);

	void printTotals(Totals const& totals);
	void printSummaryRow(std::string const& label, std::vector<SummaryColumn> const& cols, std::size_t row);

	void printTotalsDivider(Totals const& totals);
	void printSummaryDivider();
	void printTestFilters();

private:
	bool m_headerPrinted = false;
};

} // end namespace Catch

#if defined(_MSC_VER)
#pragma warning(pop)
#endif

// end catch_reporter_console.h
// start catch_reporter_junit.h

// start catch_xmlwriter.h

#include <vector>

namespace Catch
{
enum class XmlFormatting {
	None = 0x00,
	Indent = 0x01,
	Newline = 0x02,
};

XmlFormatting operator | (XmlFormatting lhs, XmlFormatting rhs);
XmlFormatting operator & (XmlFormatting lhs, XmlFormatting rhs);

class XmlEncode
{
public:
	enum ForWhat { ForTextNodes, ForAttributes };

	XmlEncode(std::string const& str, ForWhat forWhat = ForTextNodes);

	void encodeTo(std::ostream& os) const;

	friend std::ostream& operator << (std::ostream& os, XmlEncode const& xmlEncode);

private:
	std::string m_str;
	ForWhat m_forWhat;
};

class XmlWriter
{
public:

	class ScopedElement
	{
	public:
		ScopedElement(XmlWriter* writer, XmlFormatting fmt);

		ScopedElement(ScopedElement&& other) noexcept;
		ScopedElement& operator=(ScopedElement&& other) noexcept;

		~ScopedElement();

		ScopedElement& writeText(std::string const& text, XmlFormatting fmt = XmlFormatting::Newline | XmlFormatting::Indent);

		template<typename T>
		ScopedElement& writeAttribute(std::string const& name, T const& attribute)
		{
			m_writer->writeAttribute(name, attribute);
			return *this;
		}

	private:
		mutable XmlWriter* m_writer = nullptr;
		XmlFormatting m_fmt;
	};

	XmlWriter(std::ostream& os = Catch::cout());
	~XmlWriter();

	XmlWriter(XmlWriter const&) = delete;
	XmlWriter& operator=(XmlWriter const&) = delete;

	XmlWriter& startElement(std::string const& name, XmlFormatting fmt = XmlFormatting::Newline | XmlFormatting::Indent);

	ScopedElement scopedElement(std::string const& name, XmlFormatting fmt = XmlFormatting::Newline | XmlFormatting::Indent);

	XmlWriter& endElement(XmlFormatting fmt = XmlFormatting::Newline | XmlFormatting::Indent);

	XmlWriter& writeAttribute(std::string const& name, std::string const& attribute);

	XmlWriter& writeAttribute(std::string const& name, bool attribute);

	template<typename T>
	XmlWriter& writeAttribute(std::string const& name, T const& attribute)
	{
		ReusableStringStream rss;
		rss << attribute;
		return writeAttribute(name, rss.str());
	}

	XmlWriter& writeText(std::string const& text, XmlFormatting fmt = XmlFormatting::Newline | XmlFormatting::Indent);

	XmlWriter& writeComment(std::string const& text, XmlFormatting fmt = XmlFormatting::Newline | XmlFormatting::Indent);

	void writeStylesheetRef(std::string const& url);

	XmlWriter& writeBlankLine();

	void ensureTagClosed();

private:

	void applyFormatting(XmlFormatting fmt);

	void writeDeclaration();

	void newlineIfNecessary();

	bool m_tagIsOpen = false;
	bool m_needsNewline = false;
	std::vector<std::string> m_tags;
	std::string m_indent;
	std::ostream& m_os;
};

}

// end catch_xmlwriter.h
namespace Catch
{

class JunitReporter : public CumulativeReporterBase<JunitReporter>
{
public:
	JunitReporter(ReporterConfig const& _config);

	~JunitReporter() override;

	static std::string getDescription();

	void noMatchingTestCases(std::string const& /*spec*/) override;

	void testRunStarting(TestRunInfo const& runInfo) override;

	void testGroupStarting(GroupInfo const& groupInfo) override;

	void testCaseStarting(TestCaseInfo const& testCaseInfo) override;
	bool assertionEnded(AssertionStats const& assertionStats) override;

	void testCaseEnded(TestCaseStats const& testCaseStats) override;

	void testGroupEnded(TestGroupStats const& testGroupStats) override;

	void testRunEndedCumulative() override;

	void writeGroup(TestGroupNode const& groupNode, double suiteTime);

	void writeTestCase(TestCaseNode const& testCaseNode);

	void writeSection(std::string const& className,
			  std::string const& rootName,
			  SectionNode const& sectionNode,
			  bool testOkToFail);

	void writeAssertions(SectionNode const& sectionNode);
	void writeAssertion(AssertionStats const& stats);

	XmlWriter xml;
	Timer suiteTimer;
	std::string stdOutForSuite;
	std::string stdErrForSuite;
	unsigned int unexpectedExceptions = 0;
	bool m_okToFail = false;
};

} // end namespace Catch

// end catch_reporter_junit.h
// start catch_reporter_xml.h

namespace Catch
{
class XmlReporter : public StreamingReporterBase<XmlReporter>
{
public:
	XmlReporter(ReporterConfig const& _config);

	~XmlReporter() override;

	static std::string getDescription();

	virtual std::string getStylesheetRef() const;

	void writeSourceInfo(SourceLineInfo const& sourceInfo);

public: // StreamingReporterBase

	void noMatchingTestCases(std::string const& s) override;

	void testRunStarting(TestRunInfo const& testInfo) override;

	void testGroupStarting(GroupInfo const& groupInfo) override;

	void testCaseStarting(TestCaseInfo const& testInfo) override;

	void sectionStarting(SectionInfo const& sectionInfo) override;

	void assertionStarting(AssertionInfo const&) override;

	bool assertionEnded(AssertionStats const& assertionStats) override;

	void sectionEnded(SectionStats const& sectionStats) override;

	void testCaseEnded(TestCaseStats const& testCaseStats) override;

	void testGroupEnded(TestGroupStats const& testGroupStats) override;

	void testRunEnded(TestRunStats const& testRunStats) override;

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
	void benchmarkPreparing(std::string const& name) override;
	void benchmarkStarting(BenchmarkInfo const&) override;
	void benchmarkEnded(BenchmarkStats<> const&) override;
	void benchmarkFailed(std::string const&) override;
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING

private:
	Timer m_testCaseTimer;
	XmlWriter m_xml;
	int m_sectionDepth = 0;
};

} // end namespace Catch

// end catch_reporter_xml.h

// end catch_external_interfaces.h
#endif

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
// start catch_benchmarking_all.hpp

// A proxy header that includes all of the benchmarking headers to allow
// concise include of the benchmarking features. You should prefer the
// individual includes in standard use.

// start catch_benchmark.hpp

// Benchmark

// start catch_chronometer.hpp

// User-facing chronometer


// start catch_clock.hpp

// Clocks


#include <chrono>
#include <ratio>

namespace Catch
{
namespace Benchmark
{
template <typename Clock>
using ClockDuration = typename Clock::duration;
template <typename Clock>
using FloatDuration = std::chrono::duration<double, typename Clock::period>;

template <typename Clock>
using TimePoint = typename Clock::time_point;

using default_clock = std::chrono::steady_clock;

template <typename Clock>
struct now {
	TimePoint<Clock> operator()() const
	{
		return Clock::now();
	}
};

using fp_seconds = std::chrono::duration<double, std::ratio<1>>;
} // namespace Benchmark
} // namespace Catch

// end catch_clock.hpp
// start catch_optimizer.hpp

// Hinting the optimizer


#if defined(_MSC_VER)
#   include <atomic> // atomic_thread_fence
#endif

namespace Catch
{
namespace Benchmark
{
#if defined(__GNUC__) || defined(__clang__)
template <typename T>
inline void keep_memory(T* p)
{
	asm volatile("" : : "g"(p) : "memory");
}
inline void keep_memory()
{
	asm volatile("" : : : "memory");
}

namespace Detail
{
inline void optimizer_barrier()
{
	keep_memory();
}
} // namespace Detail
#elif defined(_MSC_VER)

#pragma optimize("", off)
template <typename T>
inline void keep_memory(T* p)
{
	// thanks @milleniumbug
	*reinterpret_cast<char volatile*>(p) = *reinterpret_cast<char const volatile*>(p);
}
// TODO equivalent keep_memory()
#pragma optimize("", on)

namespace Detail
{
inline void optimizer_barrier()
{
	std::atomic_thread_fence(std::memory_order_seq_cst);
}
} // namespace Detail

#endif

template <typename T>
inline void deoptimize_value(T&& x)
{
	keep_memory(&x);
}

template <typename Fn, typename... Args>
inline auto invoke_deoptimized(Fn&& fn, Args&&... args) -> typename std::enable_if < !std::is_same<void, decltype(fn(args...))>::value >::type
{
	deoptimize_value(std::forward<Fn>(fn)(std::forward<Args...>(args...)));
}

template <typename Fn, typename... Args>
inline auto invoke_deoptimized(Fn&& fn, Args&&... args) -> typename std::enable_if<std::is_same<void, decltype(fn(args...))>::value>::type
{
	std::forward<Fn>(fn)(std::forward<Args...>(args...));
}
} // namespace Benchmark
} // namespace Catch

// end catch_optimizer.hpp
// start catch_complete_invoke.hpp

// Invoke with a special case for void


#include <type_traits>
#include <utility>

namespace Catch
{
namespace Benchmark
{
namespace Detail
{
template <typename T>
struct CompleteType {
	using type = T;
};
template <>
struct CompleteType<void> {
	struct type {};
};

template <typename T>
using CompleteType_t = typename CompleteType<T>::type;

template <typename Result>
struct CompleteInvoker {
	template <typename Fun, typename... Args>
	static Result invoke(Fun&& fun, Args&&... args)
	{
		return std::forward<Fun>(fun)(std::forward<Args>(args)...);
	}
};
template <>
struct CompleteInvoker<void> {
	template <typename Fun, typename... Args>
	static CompleteType_t<void> invoke(Fun&& fun, Args&&... args)
	{
		std::forward<Fun>(fun)(std::forward<Args>(args)...);
		return {};
	}
};

// invoke and not return void :(
template <typename Fun, typename... Args>
CompleteType_t<FunctionReturnType<Fun, Args...>> complete_invoke(Fun&& fun, Args&&... args)
{
	return CompleteInvoker<FunctionReturnType<Fun, Args...>>::invoke(std::forward<Fun>(fun), std::forward<Args>(args)...);
}

const std::string benchmarkErrorMsg = "a benchmark failed to run successfully";
} // namespace Detail

template <typename Fun>
Detail::CompleteType_t<FunctionReturnType<Fun>> user_code(Fun&& fun)
{
	CATCH_TRY{
		return Detail::complete_invoke(std::forward<Fun>(fun));
	} CATCH_CATCH_ALL{
		getResultCapture().benchmarkFailed(translateActiveException());
		CATCH_RUNTIME_ERROR(Detail::benchmarkErrorMsg);
	}
}
} // namespace Benchmark
} // namespace Catch

// end catch_complete_invoke.hpp
namespace Catch
{
namespace Benchmark
{
namespace Detail
{
struct ChronometerConcept {
	virtual void start() = 0;
	virtual void finish() = 0;
	virtual ~ChronometerConcept() = default;
};
template <typename Clock>
struct ChronometerModel final : public ChronometerConcept {
	void start() override
	{
		started = Clock::now();
	}
	void finish() override
	{
		finished = Clock::now();
	}

	ClockDuration<Clock> elapsed() const
	{
		return finished - started;
	}

	TimePoint<Clock> started;
	TimePoint<Clock> finished;
};
} // namespace Detail

struct Chronometer {
public:
	template <typename Fun>
	void measure(Fun&& fun)
	{
		measure(std::forward<Fun>(fun), is_callable<Fun(int)>());
	}

	int runs() const
	{
		return k;
	}

	Chronometer(Detail::ChronometerConcept& meter, int k)
		: impl(&meter)
		, k(k) {}

private:
	template <typename Fun>
	void measure(Fun&& fun, std::false_type)
	{
		measure([&fun](int) {
			return fun();
		}, std::true_type());
	}

	template <typename Fun>
	void measure(Fun&& fun, std::true_type)
	{
		Detail::optimizer_barrier();
		impl->start();

		for (int i = 0; i < k; ++i) {
			invoke_deoptimized(fun, i);
		}

		impl->finish();
		Detail::optimizer_barrier();
	}

	Detail::ChronometerConcept* impl;
	int k;
};
} // namespace Benchmark
} // namespace Catch

// end catch_chronometer.hpp
// start catch_environment.hpp

// Environment information


namespace Catch
{
namespace Benchmark
{
template <typename Duration>
struct EnvironmentEstimate {
	Duration mean;
	OutlierClassification outliers;

	template <typename Duration2>
	operator EnvironmentEstimate<Duration2>() const
	{
		return { mean, outliers };
	}
};
template <typename Clock>
struct Environment {
	using clock_type = Clock;
	EnvironmentEstimate<FloatDuration<Clock>> clock_resolution;
	EnvironmentEstimate<FloatDuration<Clock>> clock_cost;
};
} // namespace Benchmark
} // namespace Catch

// end catch_environment.hpp
// start catch_execution_plan.hpp

// Execution plan


// start catch_benchmark_function.hpp

// Dumb std::function implementation for consistent call overhead


#include <cassert>
#include <type_traits>
#include <utility>
#include <memory>

namespace Catch
{
namespace Benchmark
{
namespace Detail
{
template <typename T>
using Decay = typename std::decay<T>::type;
template <typename T, typename U>
struct is_related
: std::is_same<Decay<T>, Decay<U>> {};

/// We need to reinvent std::function because every piece of code that might add overhead
/// in a measurement context needs to have consistent performance characteristics so that we
/// can account for it in the measurement.
/// Implementations of std::function with optimizations that aren't always applicable, like
/// small buffer optimizations, are not uncommon.
/// This is effectively an implementation of std::function without any such optimizations;
/// it may be slow, but it is consistently slow.
struct BenchmarkFunction {
private:
	struct callable {
		virtual void call(Chronometer meter) const = 0;
		virtual callable* clone() const = 0;
		virtual ~callable() = default;
	};
	template <typename Fun>
struct model : public callable {
		model(Fun&& fun) : fun(std::move(fun)) {}
		model(Fun const& fun) : fun(fun) {}

		model<Fun>* clone() const override
		{
			return new model<Fun>(*this);
		}

		void call(Chronometer meter) const override
		{
			call(meter, is_callable<Fun(Chronometer)>());
		}
		void call(Chronometer meter, std::true_type) const
		{
			fun(meter);
		}
		void call(Chronometer meter, std::false_type) const
		{
			meter.measure(fun);
		}

		Fun fun;
	};

	struct do_nothing {
		void operator()() const {}
	};

	template <typename T>
	BenchmarkFunction(model<T>* c) : f(c) {}

public:
	BenchmarkFunction()
		: f(new model<do_nothing>
	{ {}
	}) {}

	template < typename Fun,
		   typename std::enable_if < !is_related<Fun, BenchmarkFunction>::value, int >::type = 0 >
	BenchmarkFunction(Fun && fun)
		: f(new model<typename std::decay<Fun>::type>(std::forward<Fun>(fun))) {}

	BenchmarkFunction(BenchmarkFunction&& that)
		: f(std::move(that.f)) {}

	BenchmarkFunction(BenchmarkFunction const& that)
		: f(that.f->clone()) {}

	BenchmarkFunction& operator=(BenchmarkFunction&& that)
	{
		f = std::move(that.f);
		return *this;
	}

	BenchmarkFunction& operator=(BenchmarkFunction const& that)
	{
		f.reset(that.f->clone());
		return *this;
	}

	void operator()(Chronometer meter) const
	{
		f->call(meter);
	}

private:
	std::unique_ptr<callable> f;
};
} // namespace Detail
} // namespace Benchmark
} // namespace Catch

// end catch_benchmark_function.hpp
// start catch_repeat.hpp

// repeat algorithm


#include <type_traits>
#include <utility>

namespace Catch
{
namespace Benchmark
{
namespace Detail
{
template <typename Fun>
struct repeater {
	void operator()(int k) const
	{
		for (int i = 0; i < k; ++i) {
			fun();
		}
	}
	Fun fun;
};
template <typename Fun>
repeater<typename std::decay<Fun>::type> repeat(Fun&& fun)
{
	return { std::forward<Fun>(fun) };
}
} // namespace Detail
} // namespace Benchmark
} // namespace Catch

// end catch_repeat.hpp
// start catch_run_for_at_least.hpp

// Run a function for a minimum amount of time


// start catch_measure.hpp

// Measure


// start catch_timing.hpp

// Timing


#include <tuple>
#include <type_traits>

namespace Catch
{
namespace Benchmark
{
template <typename Duration, typename Result>
struct Timing {
	Duration elapsed;
	Result result;
	int iterations;
};
template <typename Clock, typename Func, typename... Args>
using TimingOf = Timing<ClockDuration<Clock>, Detail::CompleteType_t<FunctionReturnType<Func, Args...>>>;
} // namespace Benchmark
} // namespace Catch

// end catch_timing.hpp
#include <utility>

namespace Catch
{
namespace Benchmark
{
namespace Detail
{
template <typename Clock, typename Fun, typename... Args>
TimingOf<Clock, Fun, Args...> measure(Fun&& fun, Args&&... args)
{
	auto start = Clock::now();
	auto&& r = Detail::complete_invoke(fun, std::forward<Args>(args)...);
	auto end = Clock::now();
	auto delta = end - start;
	return { delta, std::forward<decltype(r)>(r), 1 };
}
} // namespace Detail
} // namespace Benchmark
} // namespace Catch

// end catch_measure.hpp
#include <utility>
#include <type_traits>

namespace Catch
{
namespace Benchmark
{
namespace Detail
{
template <typename Clock, typename Fun>
TimingOf<Clock, Fun, int> measure_one(Fun&& fun, int iters, std::false_type)
{
	return Detail::measure<Clock>(fun, iters);
}
template <typename Clock, typename Fun>
TimingOf<Clock, Fun, Chronometer> measure_one(Fun&& fun, int iters, std::true_type)
{
	Detail::ChronometerModel<Clock> meter;
	auto&& result = Detail::complete_invoke(fun, Chronometer(meter, iters));

	return { meter.elapsed(), std::move(result), iters };
}

template <typename Clock, typename Fun>
using run_for_at_least_argument_t = typename std::conditional<is_callable<Fun(Chronometer)>::value, Chronometer, int>::type;

struct optimized_away_error : std::exception {
	const char* what() const noexcept override
	{
		return "could not measure benchmark, maybe it was optimized away";
	}
};

template <typename Clock, typename Fun>
TimingOf<Clock, Fun, run_for_at_least_argument_t<Clock, Fun>> run_for_at_least(ClockDuration<Clock> how_long, int seed, Fun&& fun)
{
	auto iters = seed;

	while (iters < (1 << 30)) {
		auto&& Timing = measure_one<Clock>(fun, iters, is_callable<Fun(Chronometer)>());

		if (Timing.elapsed >= how_long) {
			return { Timing.elapsed, std::move(Timing.result), iters };
		}

		iters *= 2;
	}

	Catch::throw_exception(optimized_away_error{});
}
} // namespace Detail
} // namespace Benchmark
} // namespace Catch

// end catch_run_for_at_least.hpp
#include <algorithm>
#include <iterator>

namespace Catch
{
namespace Benchmark
{
template <typename Duration>
struct ExecutionPlan {
	int iterations_per_sample;
	Duration estimated_duration;
	Detail::BenchmarkFunction benchmark;
	Duration warmup_time;
	int warmup_iterations;

	template <typename Duration2>
	operator ExecutionPlan<Duration2>() const
	{
		return { iterations_per_sample, estimated_duration, benchmark, warmup_time, warmup_iterations };
	}

	template <typename Clock>
	std::vector<FloatDuration<Clock>> run(const IConfig &cfg, Environment<FloatDuration<Clock>> env) const
	{
		// warmup a bit
		Detail::run_for_at_least<Clock>(std::chrono::duration_cast<ClockDuration<Clock>>(warmup_time), warmup_iterations, Detail::repeat(now<Clock> {}));

		std::vector<FloatDuration<Clock>> times;
		times.reserve(cfg.benchmarkSamples());
		std::generate_n(std::back_inserter(times), cfg.benchmarkSamples(), [this, env] {
			Detail::ChronometerModel<Clock> model;
			this->benchmark(Chronometer(model, iterations_per_sample));
			auto sample_time = model.elapsed() - env.clock_cost.mean;

			if (sample_time < FloatDuration<Clock>::zero()) sample_time = FloatDuration<Clock>::zero();
			return sample_time / iterations_per_sample;
		});
		return times;
	}
};
} // namespace Benchmark
} // namespace Catch

// end catch_execution_plan.hpp
// start catch_estimate_clock.hpp

// Environment measurement


// start catch_stats.hpp

// Statistical analysis tools


#include <algorithm>
#include <functional>
#include <vector>
#include <iterator>
#include <numeric>
#include <tuple>
#include <cmath>
#include <utility>
#include <cstddef>
#include <random>

namespace Catch
{
namespace Benchmark
{
namespace Detail
{
using sample = std::vector<double>;

double weighted_average_quantile(int k, int q, std::vector<double>::iterator first, std::vector<double>::iterator last);

template <typename Iterator>
OutlierClassification classify_outliers(Iterator first, Iterator last)
{
	std::vector<double> copy(first, last);

	auto q1 = weighted_average_quantile(1, 4, copy.begin(), copy.end());
	auto q3 = weighted_average_quantile(3, 4, copy.begin(), copy.end());
	auto iqr = q3 - q1;
	auto los = q1 - (iqr * 3.);
	auto lom = q1 - (iqr * 1.5);
	auto him = q3 + (iqr * 1.5);
	auto his = q3 + (iqr * 3.);

	OutlierClassification o;

	for (; first != last; ++first) {
		auto&& t = *first;

		if (t < los) {
			++o.low_severe;
		} else if (t < lom) {
			++o.low_mild;
		} else if (t > his) {
			++o.high_severe;
		} else if (t > him) {
			++o.high_mild;
		}

		++o.samples_seen;
	}

	return o;
}

template <typename Iterator>
double mean(Iterator first, Iterator last)
{
	auto count = last - first;
	double sum = std::accumulate(first, last, 0.);
	return sum / count;
}

template <typename URng, typename Iterator, typename Estimator>
sample resample(URng& rng, int resamples, Iterator first, Iterator last, Estimator& estimator)
{
	auto n = last - first;
	std::uniform_int_distribution<decltype(n)> dist(0, n - 1);

	sample out;
	out.reserve(resamples);
	std::generate_n(std::back_inserter(out), resamples, [n, first, &estimator, &dist, &rng] {
		std::vector<double> resampled;
		resampled.reserve(n);
		std::generate_n(std::back_inserter(resampled), n, [first, &dist, &rng] { return first[dist(rng)]; });
		return estimator(resampled.begin(), resampled.end());
	});
	std::sort(out.begin(), out.end());
	return out;
}

template <typename Estimator, typename Iterator>
sample jackknife(Estimator&& estimator, Iterator first, Iterator last)
{
	auto n = last - first;
	auto second = std::next(first);
	sample results;
	results.reserve(n);

	for (auto it = first; it != last; ++it) {
		std::iter_swap(it, first);
		results.push_back(estimator(second, last));
	}

	return results;
}

inline double normal_cdf(double x)
{
	return std::erfc(-x / std::sqrt(2.0)) / 2.0;
}

double erfc_inv(double x);

double normal_quantile(double p);

template <typename Iterator, typename Estimator>
Estimate<double> bootstrap(double confidence_level, Iterator first, Iterator last, sample const& resample, Estimator&& estimator)
{
	auto n_samples = last - first;

	double point = estimator(first, last);

	// Degenerate case with a single sample
	if (n_samples == 1) return { point, point, point, confidence_level };

	sample jack = jackknife(estimator, first, last);

	double jack_mean = mean(jack.begin(), jack.end());

	double sum_squares, sum_cubes;

	std::tie(sum_squares, sum_cubes) = std::accumulate(jack.begin(), jack.end(), std::make_pair(0., 0.), [jack_mean](std::pair<double, double> sqcb, double x) -> std::pair<double, double> {
		auto d = jack_mean - x;
		auto d2 = d * d;
		auto d3 = d2 * d;
		return { sqcb.first + d2, sqcb.second + d3 };
	});

	double accel = sum_cubes / (6 * std::pow(sum_squares, 1.5));
	int n = static_cast<int>(resample.size());
	double prob_n = std::count_if(resample.begin(), resample.end(), [point](double x) {
		return x < point;
	}) / (double)n;

	// degenerate case with uniform samples
	if (prob_n == 0) return { point, point, point, confidence_level };

	double bias = normal_quantile(prob_n);

	double z1 = normal_quantile((1. - confidence_level) / 2.);

	auto cumn = [n](double x) -> int {
		return std::lround(normal_cdf(x) * n);
	};

	auto a = [bias, accel](double b) {
		return bias + b / (1. - accel * b);
	};

	double b1 = bias + z1;

	double b2 = bias - z1;

	double a1 = a(b1);

	double a2 = a(b2);

	auto lo = (std::max)(cumn(a1), 0);

	auto hi = (std::min)(cumn(a2), n - 1);

	return { point, resample[lo], resample[hi], confidence_level };
}

double outlier_variance(Estimate<double> mean, Estimate<double> stddev, int n);

struct bootstrap_analysis {
	Estimate<double> mean;
	Estimate<double> standard_deviation;
	double outlier_variance;
};

bootstrap_analysis analyse_samples(double confidence_level, int n_resamples, std::vector<double>::iterator first, std::vector<double>::iterator last);
} // namespace Detail
} // namespace Benchmark
} // namespace Catch

// end catch_stats.hpp
#include <algorithm>
#include <iterator>
#include <tuple>
#include <vector>
#include <cmath>

namespace Catch
{
namespace Benchmark
{
namespace Detail
{
template <typename Clock>
std::vector<double> resolution(int k)
{
	std::vector<TimePoint<Clock>> times;
	times.reserve(k + 1);
	std::generate_n(std::back_inserter(times), k + 1, now<Clock> {});

	std::vector<double> deltas;
	deltas.reserve(k);
	std::transform(std::next(times.begin()), times.end(), times.begin(),
		       std::back_inserter(deltas),
	[](TimePoint<Clock> a, TimePoint<Clock> b) {
		return static_cast<double>((a - b).count());
	});

	return deltas;
}

const auto warmup_iterations = 10000;
const auto warmup_time = std::chrono::milliseconds(100);
const auto minimum_ticks = 1000;
const auto warmup_seed = 10000;
const auto clock_resolution_estimation_time = std::chrono::milliseconds(500);
const auto clock_cost_estimation_time_limit = std::chrono::seconds(1);
const auto clock_cost_estimation_tick_limit = 100000;
const auto clock_cost_estimation_time = std::chrono::milliseconds(10);
const auto clock_cost_estimation_iterations = 10000;

template <typename Clock>
int warmup()
{
	return run_for_at_least<Clock>(std::chrono::duration_cast<ClockDuration<Clock>>(warmup_time), warmup_seed, &resolution<Clock>)
	.iterations;
}
template <typename Clock>
EnvironmentEstimate<FloatDuration<Clock>> estimate_clock_resolution(int iterations)
{
	auto r = run_for_at_least<Clock>(std::chrono::duration_cast<ClockDuration<Clock>>(clock_resolution_estimation_time), iterations, &resolution<Clock>)
	.result;
	return {
		FloatDuration<Clock>(mean(r.begin(), r.end())),
		classify_outliers(r.begin(), r.end()),
	};
}
template <typename Clock>
EnvironmentEstimate<FloatDuration<Clock>> estimate_clock_cost(FloatDuration<Clock> resolution)
{
	auto time_limit = (std::min)(
		resolution * clock_cost_estimation_tick_limit,
		FloatDuration<Clock>(clock_cost_estimation_time_limit));
	auto time_clock = [](int k) {
		return Detail::measure<Clock>([k] {
			for (int i = 0; i < k; ++i)
			{
				volatile auto ignored = Clock::now();
				(void)ignored;
			}
		}).elapsed;
	};
	time_clock(1);
	int iters = clock_cost_estimation_iterations;
	auto&& r = run_for_at_least<Clock>(std::chrono::duration_cast<ClockDuration<Clock>>(clock_cost_estimation_time), iters, time_clock);
	std::vector<double> times;
	int nsamples = static_cast<int>(std::ceil(time_limit / r.elapsed));
	times.reserve(nsamples);
	std::generate_n(std::back_inserter(times), nsamples, [time_clock, &r] {
		return static_cast<double>((time_clock(r.iterations) / r.iterations).count());
	});
	return {
		FloatDuration<Clock>(mean(times.begin(), times.end())),
		classify_outliers(times.begin(), times.end()),
	};
}

template <typename Clock>
Environment<FloatDuration<Clock>> measure_environment()
{
	static Environment<FloatDuration<Clock>>* env = nullptr;

	if (env) {
		return *env;
	}

	auto iters = Detail::warmup<Clock>();
	auto resolution = Detail::estimate_clock_resolution<Clock>(iters);
	auto cost = Detail::estimate_clock_cost<Clock>(resolution.mean);

	env = new Environment<FloatDuration<Clock>> { resolution, cost };
	return *env;
}
} // namespace Detail
} // namespace Benchmark
} // namespace Catch

// end catch_estimate_clock.hpp
// start catch_analyse.hpp

// Run and analyse one benchmark


// start catch_sample_analysis.hpp

// Benchmark results


#include <algorithm>
#include <vector>
#include <string>
#include <iterator>

namespace Catch
{
namespace Benchmark
{
template <typename Duration>
struct SampleAnalysis {
	std::vector<Duration> samples;
	Estimate<Duration> mean;
	Estimate<Duration> standard_deviation;
	OutlierClassification outliers;
	double outlier_variance;

	template <typename Duration2>
	operator SampleAnalysis<Duration2>() const
	{
		std::vector<Duration2> samples2;
		samples2.reserve(samples.size());
		std::transform(samples.begin(), samples.end(), std::back_inserter(samples2), [](Duration d) {
			return Duration2(d);
		});
		return {
			std::move(samples2),
			mean,
			standard_deviation,
			outliers,
			outlier_variance,
		};
	}
};
} // namespace Benchmark
} // namespace Catch

// end catch_sample_analysis.hpp
#include <algorithm>
#include <iterator>
#include <vector>

namespace Catch
{
namespace Benchmark
{
namespace Detail
{
template <typename Duration, typename Iterator>
SampleAnalysis<Duration> analyse(const IConfig &cfg, Environment<Duration>, Iterator first, Iterator last)
{
	if (!cfg.benchmarkNoAnalysis()) {
		std::vector<double> samples;
		samples.reserve(last - first);
		std::transform(first, last, std::back_inserter(samples), [](Duration d) {
			return d.count();
		});

		auto analysis = Catch::Benchmark::Detail::analyse_samples(cfg.benchmarkConfidenceInterval(), cfg.benchmarkResamples(), samples.begin(), samples.end());
		auto outliers = Catch::Benchmark::Detail::classify_outliers(samples.begin(), samples.end());

		auto wrap_estimate = [](Estimate<double> e) {
			return Estimate<Duration> {
				Duration(e.point),
				Duration(e.lower_bound),
				Duration(e.upper_bound),
				e.confidence_interval,
			};
		};
		std::vector<Duration> samples2;
		samples2.reserve(samples.size());
		std::transform(samples.begin(), samples.end(), std::back_inserter(samples2), [](double d) {
			return Duration(d);
		});
		return {
			std::move(samples2),
			wrap_estimate(analysis.mean),
			wrap_estimate(analysis.standard_deviation),
			outliers,
			analysis.outlier_variance,
		};
	} else {
		std::vector<Duration> samples;
		samples.reserve(last - first);

		Duration mean = Duration(0);
		int i = 0;

		for (auto it = first; it < last; ++it, ++i) {
			samples.push_back(Duration(*it));
			mean += Duration(*it);
		}

		mean /= i;

		return {
			std::move(samples),
			Estimate<Duration>{mean, mean, mean, 0.0},
			Estimate<Duration>{Duration(0), Duration(0), Duration(0), 0.0},
			OutlierClassification{},
			0.0
		};
	}
}
} // namespace Detail
} // namespace Benchmark
} // namespace Catch

// end catch_analyse.hpp
#include <algorithm>
#include <functional>
#include <string>
#include <vector>
#include <cmath>

namespace Catch
{
namespace Benchmark
{
struct Benchmark {
	Benchmark(std::string &&name)
		: name(std::move(name)) {}

	template <class FUN>
	Benchmark(std::string &&name, FUN &&func)
		: fun(std::move(func)), name(std::move(name)) {}

	template <typename Clock>
	ExecutionPlan<FloatDuration<Clock>> prepare(const IConfig &cfg, Environment<FloatDuration<Clock>> env) const
	{
		auto min_time = env.clock_resolution.mean * Detail::minimum_ticks;
		auto run_time = std::max(min_time, std::chrono::duration_cast<decltype(min_time)>(cfg.benchmarkWarmupTime()));
		auto&& test = Detail::run_for_at_least<Clock>(std::chrono::duration_cast<ClockDuration<Clock>>(run_time), 1, fun);
		int new_iters = static_cast<int>(std::ceil(min_time * test.iterations / test.elapsed));
		return { new_iters, test.elapsed / test.iterations * new_iters * cfg.benchmarkSamples(), fun, std::chrono::duration_cast<FloatDuration<Clock>>(cfg.benchmarkWarmupTime()), Detail::warmup_iterations };
	}

	template <typename Clock = default_clock>
	void run()
	{
		IConfigPtr cfg = getCurrentContext().getConfig();

		auto env = Detail::measure_environment<Clock>();

		getResultCapture().benchmarkPreparing(name);
		CATCH_TRY{
			auto plan = user_code([&] {
				return prepare<Clock>(*cfg, env);
			});

			BenchmarkInfo info {
				name,
				plan.estimated_duration.count(),
				plan.iterations_per_sample,
				cfg->benchmarkSamples(),
				cfg->benchmarkResamples(),
				env.clock_resolution.mean.count(),
				env.clock_cost.mean.count()
			};

			getResultCapture().benchmarkStarting(info);

			auto samples = user_code([&] {
				return plan.template run<Clock>(*cfg, env);
			});

			auto analysis = Detail::analyse(*cfg, env, samples.begin(), samples.end());
			BenchmarkStats<FloatDuration<Clock>> stats{ info, analysis.samples, analysis.mean, analysis.standard_deviation, analysis.outliers, analysis.outlier_variance };
			getResultCapture().benchmarkEnded(stats);

		} CATCH_CATCH_ALL{
			if (translateActiveException() != Detail::benchmarkErrorMsg) // benchmark errors have been reported, otherwise rethrow.
			{
				std::rethrow_exception(std::current_exception());
			}
		}
	}

	// sets lambda to be used in fun *and* executes benchmark!
	template < typename Fun,
		   typename std::enable_if < !Detail::is_related<Fun, Benchmark>::value, int >::type = 0 >
	Benchmark & operator=(Fun func)
	{
		fun = Detail::BenchmarkFunction(func);
		run();
		return *this;
	}

	explicit operator bool()
	{
		return true;
	}

private:
	Detail::BenchmarkFunction fun;
	std::string name;
};
}
} // namespace Catch

#define INTERNAL_CATCH_GET_1_ARG(arg1, arg2, ...) arg1
#define INTERNAL_CATCH_GET_2_ARG(arg1, arg2, ...) arg2

#define INTERNAL_CATCH_BENCHMARK(BenchmarkName, name, benchmarkIndex)\
    if( Catch::Benchmark::Benchmark BenchmarkName{name} ) \
        BenchmarkName = [&](int benchmarkIndex)

#define INTERNAL_CATCH_BENCHMARK_ADVANCED(BenchmarkName, name)\
    if( Catch::Benchmark::Benchmark BenchmarkName{name} ) \
        BenchmarkName = [&]

// end catch_benchmark.hpp
// start catch_constructor.hpp

// Constructor and destructor helpers


#include <type_traits>

namespace Catch
{
namespace Benchmark
{
namespace Detail
{
template <typename T, bool Destruct>
struct ObjectStorage {
	using TStorage = typename std::aligned_storage<sizeof(T), std::alignment_of<T>::value>::type;

	ObjectStorage() : data() {}

	ObjectStorage(const ObjectStorage& other)
	{
		new (&data) T(other.stored_object());
	}

	ObjectStorage(ObjectStorage&& other)
	{
		new (&data) T(std::move(other.stored_object()));
	}

	~ObjectStorage()
	{
		destruct_on_exit<T>();
	}

	template <typename... Args>
	void construct(Args&&... args)
	{
		new (&data) T(std::forward<Args>(args)...);
	}

	template < bool AllowManualDestruction = !Destruct >
	typename std::enable_if<AllowManualDestruction>::type destruct()
	{
		stored_object().~T();
	}

private:
	// If this is a constructor benchmark, destruct the underlying object
	template <typename U>
	void destruct_on_exit(typename std::enable_if<Destruct, U>::type* = 0)
	{
		destruct<true>();
	}
	// Otherwise, don't
	template <typename U>
	void destruct_on_exit(typename std::enable_if < !Destruct, U >::type* = 0) { }

	T& stored_object()
	{
		return *static_cast<T*>(static_cast<void*>(&data));
	}

	T const& stored_object() const
	{
		return *static_cast<T*>(static_cast<void*>(&data));
	}

	TStorage data;
};
}

template <typename T>
using storage_for = Detail::ObjectStorage<T, true>;

template <typename T>
using destructable_object = Detail::ObjectStorage<T, false>;
}
}

// end catch_constructor.hpp
// end catch_benchmarking_all.hpp
#endif

#endif // ! CATCH_CONFIG_IMPL_ONLY

#ifdef CATCH_IMPL
// start catch_impl.hpp

#ifdef __clang__
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wweak-vtables"
#endif

// Keep these here for external reporters
// start catch_test_case_tracker.h

#include <string>
#include <vector>
#include <memory>

namespace Catch
{
namespace TestCaseTracking
{

struct NameAndLocation {
	std::string name;
	SourceLineInfo location;

	NameAndLocation(std::string const& _name, SourceLineInfo const& _location);
	friend bool operator==(NameAndLocation const& lhs, NameAndLocation const& rhs)
	{
		return lhs.name == rhs.name
		       && lhs.location == rhs.location;
	}
};

class ITracker;

using ITrackerPtr = std::shared_ptr<ITracker>;

class  ITracker
{
	NameAndLocation m_nameAndLocation;

public:
	ITracker(NameAndLocation const& nameAndLoc) :
		m_nameAndLocation(nameAndLoc)
	{}

	// static queries
	NameAndLocation const& nameAndLocation() const
	{
		return m_nameAndLocation;
	}

	virtual ~ITracker();

	// dynamic queries
	virtual bool isComplete() const = 0; // Successfully completed or failed
	virtual bool isSuccessfullyCompleted() const = 0;
	virtual bool isOpen() const = 0; // Started but not complete
	virtual bool hasChildren() const = 0;
	virtual bool hasStarted() const = 0;

	virtual ITracker& parent() = 0;

	// actions
	virtual void close() = 0; // Successfully complete
	virtual void fail() = 0;
	virtual void markAsNeedingAnotherRun() = 0;

	virtual void addChild(ITrackerPtr const& child) = 0;
	virtual ITrackerPtr findChild(NameAndLocation const& nameAndLocation) = 0;
	virtual void openChild() = 0;

	// Debug/ checking
	virtual bool isSectionTracker() const = 0;
	virtual bool isGeneratorTracker() const = 0;
};

class TrackerContext
{

	enum RunState {
		NotStarted,
		Executing,
		CompletedCycle
	};

	ITrackerPtr m_rootTracker;
	ITracker* m_currentTracker = nullptr;
	RunState m_runState = NotStarted;

public:

	ITracker& startRun();
	void endRun();

	void startCycle();
	void completeCycle();

	bool completedCycle() const;
	ITracker& currentTracker();
	void setCurrentTracker(ITracker* tracker);
};

class TrackerBase : public ITracker
{
protected:
	enum CycleState {
		NotStarted,
		Executing,
		ExecutingChildren,
		NeedsAnotherRun,
		CompletedSuccessfully,
		Failed
	};

	using Children = std::vector<ITrackerPtr>;
	TrackerContext& m_ctx;
	ITracker* m_parent;
	Children m_children;
	CycleState m_runState = NotStarted;

public:
	TrackerBase(NameAndLocation const& nameAndLocation, TrackerContext& ctx, ITracker* parent);

	bool isComplete() const override;
	bool isSuccessfullyCompleted() const override;
	bool isOpen() const override;
	bool hasChildren() const override;
	bool hasStarted() const override
	{
		return m_runState != NotStarted;
	}

	void addChild(ITrackerPtr const& child) override;

	ITrackerPtr findChild(NameAndLocation const& nameAndLocation) override;
	ITracker& parent() override;

	void openChild() override;

	bool isSectionTracker() const override;
	bool isGeneratorTracker() const override;

	void open();

	void close() override;
	void fail() override;
	void markAsNeedingAnotherRun() override;

private:
	void moveToParent();
	void moveToThis();
};

class SectionTracker : public TrackerBase
{
	std::vector<std::string> m_filters;
	std::string m_trimmed_name;
public:
	SectionTracker(NameAndLocation const& nameAndLocation, TrackerContext& ctx, ITracker* parent);

	bool isSectionTracker() const override;

	bool isComplete() const override;

	static SectionTracker& acquire(TrackerContext& ctx, NameAndLocation const& nameAndLocation);

	void tryOpen();

	void addInitialFilters(std::vector<std::string> const& filters);
	void addNextFilters(std::vector<std::string> const& filters);
	//! Returns filters active in this tracker
	std::vector<std::string> const& getFilters() const;
	//! Returns whitespace-trimmed name of the tracked section
	std::string const& trimmedName() const;
};

} // namespace TestCaseTracking

using TestCaseTracking::ITracker;
using TestCaseTracking::TrackerContext;
using TestCaseTracking::SectionTracker;

} // namespace Catch

// end catch_test_case_tracker.h

// start catch_leak_detector.h

namespace Catch
{

struct LeakDetector {
	LeakDetector();
	~LeakDetector();
};

}
// end catch_leak_detector.h
// Cpp files will be included in the single-header file here
// start catch_stats.cpp

// Statistical analysis tools

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)

#include <cassert>
#include <random>

#if defined(CATCH_CONFIG_USE_ASYNC)
#include <future>
#endif

namespace
{
double erf_inv(double x)
{
	// Code accompanying the article "Approximating the erfinv function" in GPU Computing Gems, Volume 2
	double w, p;

	w = -log((1.0 - x) * (1.0 + x));

	if (w < 6.250000) {
		w = w - 3.125000;
		p = -3.6444120640178196996e-21;
		p = -1.685059138182016589e-19 + p * w;
		p = 1.2858480715256400167e-18 + p * w;
		p = 1.115787767802518096e-17 + p * w;
		p = -1.333171662854620906e-16 + p * w;
		p = 2.0972767875968561637e-17 + p * w;
		p = 6.6376381343583238325e-15 + p * w;
		p = -4.0545662729752068639e-14 + p * w;
		p = -8.1519341976054721522e-14 + p * w;
		p = 2.6335093153082322977e-12 + p * w;
		p = -1.2975133253453532498e-11 + p * w;
		p = -5.4154120542946279317e-11 + p * w;
		p = 1.051212273321532285e-09 + p * w;
		p = -4.1126339803469836976e-09 + p * w;
		p = -2.9070369957882005086e-08 + p * w;
		p = 4.2347877827932403518e-07 + p * w;
		p = -1.3654692000834678645e-06 + p * w;
		p = -1.3882523362786468719e-05 + p * w;
		p = 0.0001867342080340571352 + p * w;
		p = -0.00074070253416626697512 + p * w;
		p = -0.0060336708714301490533 + p * w;
		p = 0.24015818242558961693 + p * w;
		p = 1.6536545626831027356 + p * w;
	} else if (w < 16.000000) {
		w = sqrt(w) - 3.250000;
		p = 2.2137376921775787049e-09;
		p = 9.0756561938885390979e-08 + p * w;
		p = -2.7517406297064545428e-07 + p * w;
		p = 1.8239629214389227755e-08 + p * w;
		p = 1.5027403968909827627e-06 + p * w;
		p = -4.013867526981545969e-06 + p * w;
		p = 2.9234449089955446044e-06 + p * w;
		p = 1.2475304481671778723e-05 + p * w;
		p = -4.7318229009055733981e-05 + p * w;
		p = 6.8284851459573175448e-05 + p * w;
		p = 2.4031110387097893999e-05 + p * w;
		p = -0.0003550375203628474796 + p * w;
		p = 0.00095328937973738049703 + p * w;
		p = -0.0016882755560235047313 + p * w;
		p = 0.0024914420961078508066 + p * w;
		p = -0.0037512085075692412107 + p * w;
		p = 0.005370914553590063617 + p * w;
		p = 1.0052589676941592334 + p * w;
		p = 3.0838856104922207635 + p * w;
	} else {
		w = sqrt(w) - 5.000000;
		p = -2.7109920616438573243e-11;
		p = -2.5556418169965252055e-10 + p * w;
		p = 1.5076572693500548083e-09 + p * w;
		p = -3.7894654401267369937e-09 + p * w;
		p = 7.6157012080783393804e-09 + p * w;
		p = -1.4960026627149240478e-08 + p * w;
		p = 2.9147953450901080826e-08 + p * w;
		p = -6.7711997758452339498e-08 + p * w;
		p = 2.2900482228026654717e-07 + p * w;
		p = -9.9298272942317002539e-07 + p * w;
		p = 4.5260625972231537039e-06 + p * w;
		p = -1.9681778105531670567e-05 + p * w;
		p = 7.5995277030017761139e-05 + p * w;
		p = -0.00021503011930044477347 + p * w;
		p = -0.00013871931833623122026 + p * w;
		p = 1.0103004648645343977 + p * w;
		p = 4.8499064014085844221 + p * w;
	}

	return p * x;
}

double standard_deviation(std::vector<double>::iterator first, std::vector<double>::iterator last)
{
	auto m = Catch::Benchmark::Detail::mean(first, last);
	double variance = std::accumulate(first, last, 0., [m](double a, double b) {
		double diff = b - m;
		return a + diff * diff;
	}) / (last - first);
	return std::sqrt(variance);
}

}

namespace Catch
{
namespace Benchmark
{
namespace Detail
{

double weighted_average_quantile(int k, int q, std::vector<double>::iterator first, std::vector<double>::iterator last)
{
	auto count = last - first;
	double idx = (count - 1) * k / static_cast<double>(q);
	int j = static_cast<int>(idx);
	double g = idx - j;
	std::nth_element(first, first + j, last);
	auto xj = first[j];

	if (g == 0) {
		return xj;
	}

	auto xj1 = *std::min_element(first + (j + 1), last);
	return xj + g * (xj1 - xj);
}

double erfc_inv(double x)
{
	return erf_inv(1.0 - x);
}

double normal_quantile(double p)
{
	static const double ROOT_TWO = std::sqrt(2.0);

	double result = 0.0;
	assert(p >= 0 && p <= 1);

	if (p < 0 || p > 1) {
		return result;
	}

	result = -erfc_inv(2.0 * p);
	// result *= normal distribution standard deviation (1.0) * sqrt(2)
	result *= /*sd * */ ROOT_TWO;
	// result += normal disttribution mean (0)
	return result;
}

double outlier_variance(Estimate<double> mean, Estimate<double> stddev, int n)
{
	double sb = stddev.point;
	double mn = mean.point / n;
	double mg_min = mn / 2.;
	double sg = (std::min)(mg_min / 4., sb / std::sqrt(n));
	double sg2 = sg * sg;
	double sb2 = sb * sb;

	auto c_max = [n, mn, sb2, sg2](double x) -> double {
		double k = mn - x;
		double d = k * k;
		double nd = n * d;
		double k0 = -n * nd;
		double k1 = sb2 - n * sg2 + nd;
		double det = k1 * k1 - 4 * sg2 * k0;
		return (int)(-2. * k0 / (k1 + std::sqrt(det)));
	};

	auto var_out = [n, sb2, sg2](double c) {
		double nc = n - c;
		return (nc / n) * (sb2 - nc * sg2);
	};

	return (std::min)(var_out(1), var_out((std::min)(c_max(0.), c_max(mg_min)))) / sb2;
}

bootstrap_analysis analyse_samples(double confidence_level, int n_resamples, std::vector<double>::iterator first, std::vector<double>::iterator last)
{
	CATCH_INTERNAL_START_WARNINGS_SUPPRESSION
	CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS
	static std::random_device entropy;
	CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION

	auto n = static_cast<int>(last - first); // seriously, one can't use integral types without hell in C++

	auto mean = &Detail::mean<std::vector<double>::iterator>;
	auto stddev = &standard_deviation;

#if defined(CATCH_CONFIG_USE_ASYNC)
	auto Estimate = [ = ](double(*f)(std::vector<double>::iterator, std::vector<double>::iterator)) {
		auto seed = entropy();
		return std::async(std::launch::async, [ = ] {
			std::mt19937 rng(seed);
			auto resampled = resample(rng, n_resamples, first, last, f);
			return bootstrap(confidence_level, first, last, resampled, f);
		});
	};

	auto mean_future = Estimate(mean);
	auto stddev_future = Estimate(stddev);

	auto mean_estimate = mean_future.get();
	auto stddev_estimate = stddev_future.get();
#else
	auto Estimate = [ = ](double(*f)(std::vector<double>::iterator, std::vector<double>::iterator)) {
		auto seed = entropy();
		std::mt19937 rng(seed);
		auto resampled = resample(rng, n_resamples, first, last, f);
		return bootstrap(confidence_level, first, last, resampled, f);
	};

	auto mean_estimate = Estimate(mean);
	auto stddev_estimate = Estimate(stddev);
#endif // CATCH_USE_ASYNC

	double outlier_variance = Detail::outlier_variance(mean_estimate, stddev_estimate, n);

	return { mean_estimate, stddev_estimate, outlier_variance };
}
} // namespace Detail
} // namespace Benchmark
} // namespace Catch

#endif // CATCH_CONFIG_ENABLE_BENCHMARKING
// end catch_stats.cpp
// start catch_approx.cpp

#include <cmath>
#include <limits>

namespace
{

// Performs equivalent check of std::fabs(lhs - rhs) <= margin
// But without the subtraction to allow for INFINITY in comparison
bool marginComparison(double lhs, double rhs, double margin)
{
	return (lhs + margin >= rhs) && (rhs + margin >= lhs);
}

}

namespace Catch
{
namespace Detail
{

Approx::Approx(double value)
	:   m_epsilon(std::numeric_limits<float>::epsilon() * 100),
	    m_margin(0.0),
	    m_scale(0.0),
	    m_value(value)
{}

Approx Approx::custom()
{
	return Approx(0);
}

Approx Approx::operator-() const
{
	auto temp(*this);
	temp.m_value = -temp.m_value;
	return temp;
}

std::string Approx::toString() const
{
	ReusableStringStream rss;
	rss << "Approx( " << ::Catch::Detail::stringify(m_value) << " )";
	return rss.str();
}

bool Approx::equalityComparisonImpl(const double other) const
{
	// First try with fixed margin, then compute margin based on epsilon, scale and Approx's value
	// Thanks to Richard Harris for his help refining the scaled margin value
	return marginComparison(m_value, other, m_margin)
	       || marginComparison(m_value, other, m_epsilon * (m_scale + std::fabs(std::isinf(m_value) ? 0 : m_value)));
}

void Approx::setMargin(double newMargin)
{
	CATCH_ENFORCE(newMargin >= 0,
		      "Invalid Approx::margin: " << newMargin << '.'
		      << " Approx::Margin has to be non-negative.");
	m_margin = newMargin;
}

void Approx::setEpsilon(double newEpsilon)
{
	CATCH_ENFORCE(newEpsilon >= 0 && newEpsilon <= 1.0,
		      "Invalid Approx::epsilon: " << newEpsilon << '.'
		      << " Approx::epsilon has to be in [0, 1]");
	m_epsilon = newEpsilon;
}

} // end namespace Detail

namespace literals
{
Detail::Approx operator "" _a(long double val)
{
	return Detail::Approx(val);
}
Detail::Approx operator "" _a(unsigned long long val)
{
	return Detail::Approx(val);
}
} // end namespace literals

std::string StringMaker<Catch::Detail::Approx>::convert(Catch::Detail::Approx const& value)
{
	return value.toString();
}

} // end namespace Catch
// end catch_approx.cpp
// start catch_assertionhandler.cpp

// start catch_debugger.h

namespace Catch
{
bool isDebuggerActive();
}

#ifdef CATCH_PLATFORM_MAC

#if defined(__i386__) || defined(__x86_64__)
#define CATCH_TRAP() __asm__("int $3\n" : : ) /* NOLINT */
#elif defined(__aarch64__)
#define CATCH_TRAP()  __asm__(".inst 0xd4200000")
#endif

#elif defined(CATCH_PLATFORM_IPHONE)

// use inline assembler
#if defined(__i386__) || defined(__x86_64__)
#define CATCH_TRAP()  __asm__("int $3")
#elif defined(__aarch64__)
#define CATCH_TRAP()  __asm__(".inst 0xd4200000")
#elif defined(__arm__) && !defined(__thumb__)
#define CATCH_TRAP()  __asm__(".inst 0xe7f001f0")
#elif defined(__arm__) &&  defined(__thumb__)
#define CATCH_TRAP()  __asm__(".inst 0xde01")
#endif

#elif defined(CATCH_PLATFORM_LINUX)
// If we can use inline assembler, do it because this allows us to break
// directly at the location of the failing check instead of breaking inside
// raise() called from it, i.e. one stack frame below.
#if defined(__GNUC__) && (defined(__i386) || defined(__x86_64))
#define CATCH_TRAP() asm volatile ("int $3") /* NOLINT */
#else // Fall back to the generic way.
#include <signal.h>

#define CATCH_TRAP() raise(SIGTRAP)
#endif
#elif defined(_MSC_VER)
#define CATCH_TRAP() __debugbreak()
#elif defined(__MINGW32__)
extern "C" __declspec(dllimport) void __stdcall DebugBreak();
#define CATCH_TRAP() DebugBreak()
#endif

#ifndef CATCH_BREAK_INTO_DEBUGGER
#ifdef CATCH_TRAP
#define CATCH_BREAK_INTO_DEBUGGER() []{ if( Catch::isDebuggerActive() ) { CATCH_TRAP(); } }()
#else
#define CATCH_BREAK_INTO_DEBUGGER() []{}()
#endif
#endif

// end catch_debugger.h
// start catch_run_context.h

// start catch_fatal_condition.h

#include <cassert>

namespace Catch
{

// Wrapper for platform-specific fatal error (signals/SEH) handlers
//
// Tries to be cooperative with other handlers, and not step over
// other handlers. This means that unknown structured exceptions
// are passed on, previous signal handlers are called, and so on.
//
// Can only be instantiated once, and assumes that once a signal
// is caught, the binary will end up terminating. Thus, there
class FatalConditionHandler
{
	bool m_started = false;

	// Install/disengage implementation for specific platform.
	// Should be if-defed to work on current platform, can assume
	// engage-disengage 1:1 pairing.
	void engage_platform();
	void disengage_platform();
public:
	// Should also have platform-specific implementations as needed
	FatalConditionHandler();
	~FatalConditionHandler();

	void engage()
	{
		assert(!m_started && "Handler cannot be installed twice.");
		m_started = true;
		engage_platform();
	}

	void disengage()
	{
		assert(m_started && "Handler cannot be uninstalled without being installed first");
		m_started = false;
		disengage_platform();
	}
};

//! Simple RAII guard for (dis)engaging the FatalConditionHandler
class FatalConditionHandlerGuard
{
	FatalConditionHandler* m_handler;
public:
	FatalConditionHandlerGuard(FatalConditionHandler* handler):
		m_handler(handler)
	{
		m_handler->engage();
	}
	~FatalConditionHandlerGuard()
	{
		m_handler->disengage();
	}
};

} // end namespace Catch

// end catch_fatal_condition.h
#include <string>

namespace Catch
{

struct IMutableContext;

///////////////////////////////////////////////////////////////////////////

class RunContext : public IResultCapture, public IRunner
{

public:
	RunContext(RunContext const&) = delete;
	RunContext& operator =(RunContext const&) = delete;

	explicit RunContext(IConfigPtr const& _config, IStreamingReporterPtr&& reporter);

	~RunContext() override;

	void testGroupStarting(std::string const& testSpec, std::size_t groupIndex, std::size_t groupsCount);
	void testGroupEnded(std::string const& testSpec, Totals const& totals, std::size_t groupIndex, std::size_t groupsCount);

	Totals runTest(TestCase const& testCase);

	IConfigPtr config() const;
	IStreamingReporter& reporter() const;

public: // IResultCapture

	// Assertion handlers
	void handleExpr
	(AssertionInfo const& info,
	 ITransientExpression const& expr,
	 AssertionReaction& reaction) override;
	void handleMessage
	(AssertionInfo const& info,
	 ResultWas::OfType resultType,
	 StringRef const& message,
	 AssertionReaction& reaction) override;
	void handleUnexpectedExceptionNotThrown
	(AssertionInfo const& info,
	 AssertionReaction& reaction) override;
	void handleUnexpectedInflightException
	(AssertionInfo const& info,
	 std::string const& message,
	 AssertionReaction& reaction) override;
	void handleIncomplete
	(AssertionInfo const& info) override;
	void handleNonExpr
	(AssertionInfo const &info,
	 ResultWas::OfType resultType,
	 AssertionReaction &reaction) override;

	bool sectionStarted(SectionInfo const& sectionInfo, Counts& assertions) override;

	void sectionEnded(SectionEndInfo const& endInfo) override;
	void sectionEndedEarly(SectionEndInfo const& endInfo) override;

	auto acquireGeneratorTracker(StringRef generatorName, SourceLineInfo const& lineInfo) -> IGeneratorTracker& override;

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
	void benchmarkPreparing(std::string const& name) override;
	void benchmarkStarting(BenchmarkInfo const& info) override;
	void benchmarkEnded(BenchmarkStats<> const& stats) override;
	void benchmarkFailed(std::string const& error) override;
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING

	void pushScopedMessage(MessageInfo const& message) override;
	void popScopedMessage(MessageInfo const& message) override;

	void emplaceUnscopedMessage(MessageBuilder const& builder) override;

	std::string getCurrentTestName() const override;

	const AssertionResult* getLastResult() const override;

	void exceptionEarlyReported() override;

	void handleFatalErrorCondition(StringRef message) override;

	bool lastAssertionPassed() override;

	void assertionPassed() override;

public:
	// !TBD We need to do this another way!
	bool aborting() const final;

private:

	void runCurrentTest(std::string& redirectedCout, std::string& redirectedCerr);
	void invokeActiveTestCase();

	void resetAssertionInfo();
	bool testForMissingAssertions(Counts& assertions);

	void assertionEnded(AssertionResult const& result);
	void reportExpr
	(AssertionInfo const &info,
	 ResultWas::OfType resultType,
	 ITransientExpression const *expr,
	 bool negated);

	void populateReaction(AssertionReaction& reaction);

private:

	void handleUnfinishedSections();

	TestRunInfo m_runInfo;
	IMutableContext& m_context;
	TestCase const* m_activeTestCase = nullptr;
	ITracker* m_testCaseTracker = nullptr;
	Option<AssertionResult> m_lastResult;

	IConfigPtr m_config;
	Totals m_totals;
	IStreamingReporterPtr m_reporter;
	std::vector<MessageInfo> m_messages;
	std::vector<ScopedMessage> m_messageScopes; /* Keeps owners of so-called unscoped messages. */
	AssertionInfo m_lastAssertionInfo;
	std::vector<SectionEndInfo> m_unfinishedSections;
	std::vector<ITracker*> m_activeSections;
	TrackerContext m_trackerContext;
	FatalConditionHandler m_fatalConditionhandler;
	bool m_lastAssertionPassed = false;
	bool m_shouldReportUnexpected = true;
	bool m_includeSuccessfulResults;
};

void seedRng(IConfig const& config);
unsigned int rngSeed();
} // end namespace Catch

// end catch_run_context.h
namespace Catch
{

namespace
{
auto operator <<(std::ostream& os, ITransientExpression const& expr) -> std::ostream&
{
	expr.streamReconstructedExpression(os);
	return os;
}
}

LazyExpression::LazyExpression(bool isNegated)
	:   m_isNegated(isNegated)
{}

LazyExpression::LazyExpression(LazyExpression const& other) : m_isNegated(other.m_isNegated) {}

LazyExpression::operator bool() const
{
	return m_transientExpression != nullptr;
}

auto operator << (std::ostream& os, LazyExpression const& lazyExpr) -> std::ostream&
{
	if (lazyExpr.m_isNegated) {
		os << "!";
	}

	if (lazyExpr) {
		if (lazyExpr.m_isNegated && lazyExpr.m_transientExpression->isBinaryExpression()) {
			os << "(" << *lazyExpr.m_transientExpression << ")";
		} else {
			os << *lazyExpr.m_transientExpression;
		}
	} else {
		os << "{** error - unchecked empty expression requested **}";
	}

	return os;
}

AssertionHandler::AssertionHandler
(StringRef const& macroName,
 SourceLineInfo const& lineInfo,
 StringRef capturedExpression,
 ResultDisposition::Flags resultDisposition)
	:   m_assertionInfo{ macroName, lineInfo, capturedExpression, resultDisposition },
	    m_resultCapture(getResultCapture())
{}

void AssertionHandler::handleExpr(ITransientExpression const& expr)
{
	m_resultCapture.handleExpr(m_assertionInfo, expr, m_reaction);
}
void AssertionHandler::handleMessage(ResultWas::OfType resultType, StringRef const& message)
{
	m_resultCapture.handleMessage(m_assertionInfo, resultType, message, m_reaction);
}

auto AssertionHandler::allowThrows() const -> bool
{
	return getCurrentContext().getConfig()->allowThrows();
}

void AssertionHandler::complete()
{
	setCompleted();

	if (m_reaction.shouldDebugBreak) {

		// If you find your debugger stopping you here then go one level up on the
		// call-stack for the code that caused it (typically a failed assertion)

		// (To go back to the test and change execution, jump over the throw, next)
		CATCH_BREAK_INTO_DEBUGGER();
	}

	if (m_reaction.shouldThrow) {
#if !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
		throw Catch::TestFailureException();
#else
		CATCH_ERROR("Test failure requires aborting test!");
#endif
	}
}
void AssertionHandler::setCompleted()
{
	m_completed = true;
}

void AssertionHandler::handleUnexpectedInflightException()
{
	m_resultCapture.handleUnexpectedInflightException(m_assertionInfo, Catch::translateActiveException(), m_reaction);
}

void AssertionHandler::handleExceptionThrownAsExpected()
{
	m_resultCapture.handleNonExpr(m_assertionInfo, ResultWas::Ok, m_reaction);
}
void AssertionHandler::handleExceptionNotThrownAsExpected()
{
	m_resultCapture.handleNonExpr(m_assertionInfo, ResultWas::Ok, m_reaction);
}

void AssertionHandler::handleUnexpectedExceptionNotThrown()
{
	m_resultCapture.handleUnexpectedExceptionNotThrown(m_assertionInfo, m_reaction);
}

void AssertionHandler::handleThrowingCallSkipped()
{
	m_resultCapture.handleNonExpr(m_assertionInfo, ResultWas::Ok, m_reaction);
}

// This is the overload that takes a string and infers the Equals matcher from it
// The more general overload, that takes any string matcher, is in catch_capture_matchers.cpp
void handleExceptionMatchExpr(AssertionHandler& handler, std::string const& str, StringRef const& matcherString)
{
	handleExceptionMatchExpr(handler, Matchers::Equals(str), matcherString);
}

} // namespace Catch
// end catch_assertionhandler.cpp
// start catch_assertionresult.cpp

namespace Catch
{
AssertionResultData::AssertionResultData(ResultWas::OfType _resultType, LazyExpression const & _lazyExpression):
	lazyExpression(_lazyExpression),
	resultType(_resultType) {}

std::string AssertionResultData::reconstructExpression() const
{

	if (reconstructedExpression.empty()) {
		if (lazyExpression) {
			ReusableStringStream rss;
			rss << lazyExpression;
			reconstructedExpression = rss.str();
		}
	}

	return reconstructedExpression;
}

AssertionResult::AssertionResult(AssertionInfo const& info, AssertionResultData const& data)
	:   m_info(info),
	    m_resultData(data)
{}

// Result was a success
bool AssertionResult::succeeded() const
{
	return Catch::isOk(m_resultData.resultType);
}

// Result was a success, or failure is suppressed
bool AssertionResult::isOk() const
{
	return Catch::isOk(m_resultData.resultType) || shouldSuppressFailure(m_info.resultDisposition);
}

ResultWas::OfType AssertionResult::getResultType() const
{
	return m_resultData.resultType;
}

bool AssertionResult::hasExpression() const
{
	return !m_info.capturedExpression.empty();
}

bool AssertionResult::hasMessage() const
{
	return !m_resultData.message.empty();
}

std::string AssertionResult::getExpression() const
{
	// Possibly overallocating by 3 characters should be basically free
	std::string expr;
	expr.reserve(m_info.capturedExpression.size() + 3);

	if (isFalseTest(m_info.resultDisposition)) {
		expr += "!(";
	}

	expr += m_info.capturedExpression;

	if (isFalseTest(m_info.resultDisposition)) {
		expr += ')';
	}

	return expr;
}

std::string AssertionResult::getExpressionInMacro() const
{
	std::string expr;

	if (m_info.macroName.empty()) {
		expr = static_cast<std::string>(m_info.capturedExpression);
	} else {
		expr.reserve(m_info.macroName.size() + m_info.capturedExpression.size() + 4);
		expr += m_info.macroName;
		expr += "( ";
		expr += m_info.capturedExpression;
		expr += " )";
	}

	return expr;
}

bool AssertionResult::hasExpandedExpression() const
{
	return hasExpression() && getExpandedExpression() != getExpression();
}

std::string AssertionResult::getExpandedExpression() const
{
	std::string expr = m_resultData.reconstructExpression();
	return expr.empty()
	       ? getExpression()
	       : expr;
}

std::string AssertionResult::getMessage() const
{
	return m_resultData.message;
}
SourceLineInfo AssertionResult::getSourceInfo() const
{
	return m_info.lineInfo;
}

StringRef AssertionResult::getTestMacroName() const
{
	return m_info.macroName;
}

} // end namespace Catch
// end catch_assertionresult.cpp
// start catch_capture_matchers.cpp

namespace Catch
{

using StringMatcher = Matchers::Impl::MatcherBase<std::string>;

// This is the general overload that takes a any string matcher
// There is another overload, in catch_assertionhandler.h/.cpp, that only takes a string and infers
// the Equals matcher (so the header does not mention matchers)
void handleExceptionMatchExpr(AssertionHandler& handler, StringMatcher const& matcher, StringRef const& matcherString)
{
	std::string exceptionMessage = Catch::translateActiveException();
	MatchExpr<std::string, StringMatcher const&> expr(exceptionMessage, matcher, matcherString);
	handler.handleExpr(expr);
}

} // namespace Catch
// end catch_capture_matchers.cpp
// start catch_commandline.cpp

// start catch_commandline.h

// start catch_clara.h

// Use Catch's value for console width (store Clara's off to the side, if present)
#ifdef CLARA_CONFIG_CONSOLE_WIDTH
#define CATCH_TEMP_CLARA_CONFIG_CONSOLE_WIDTH CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH
#undef CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH
#endif
#define CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH CATCH_CONFIG_CONSOLE_WIDTH-1

#ifdef __clang__
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wweak-vtables"
#pragma clang diagnostic ignored "-Wexit-time-destructors"
#pragma clang diagnostic ignored "-Wshadow"
#endif

// start clara.hpp
// Copyright 2017 Two Blue Cubes Ltd. All rights reserved.
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
// See https://github.com/philsquared/Clara for more details

// Clara v1.1.5


#ifndef CATCH_CLARA_CONFIG_CONSOLE_WIDTH
#define CATCH_CLARA_CONFIG_CONSOLE_WIDTH 80
#endif

#ifndef CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH
#define CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH CATCH_CLARA_CONFIG_CONSOLE_WIDTH
#endif

#ifndef CLARA_CONFIG_OPTIONAL_TYPE
#ifdef __has_include
#if __has_include(<optional>) && __cplusplus >= 201703L
#include <optional>
#define CLARA_CONFIG_OPTIONAL_TYPE std::optional
#endif
#endif
#endif

// ----------- #included from clara_textflow.hpp -----------

// TextFlowCpp
//
// A single-header library for wrapping and laying out basic text, by Phil Nash
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
// This project is hosted at https://github.com/philsquared/textflowcpp


#include <cassert>
#include <ostream>
#include <sstream>
#include <vector>

#ifndef CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH
#define CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH 80
#endif

namespace Catch
{
namespace clara
{
namespace TextFlow
{

inline auto isWhitespace(char c) -> bool
{
	static std::string chars = " \t\n\r";
	return chars.find(c) != std::string::npos;
}
inline auto isBreakableBefore(char c) -> bool
{
	static std::string chars = "[({<|";
	return chars.find(c) != std::string::npos;
}
inline auto isBreakableAfter(char c) -> bool
{
	static std::string chars = "])}>.,:;*+-=&/\\";
	return chars.find(c) != std::string::npos;
}

class Columns;

class Column
{
	std::vector<std::string> m_strings;
	size_t m_width = CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH;
	size_t m_indent = 0;
	size_t m_initialIndent = std::string::npos;

public:
	class iterator
	{
		friend Column;

		Column const& m_column;
		size_t m_stringIndex = 0;
		size_t m_pos = 0;

		size_t m_len = 0;
		size_t m_end = 0;
		bool m_suffix = false;

		iterator(Column const& column, size_t stringIndex)
			: m_column(column),
			  m_stringIndex(stringIndex) {}

		auto line() const -> std::string const&
		{
			return m_column.m_strings[m_stringIndex];
		}

		auto isBoundary(size_t at) const -> bool
		{
			assert(at > 0);
			assert(at <= line().size());

			return at == line().size() ||
			       (isWhitespace(line()[at]) && !isWhitespace(line()[at - 1])) ||
			       isBreakableBefore(line()[at]) ||
			       isBreakableAfter(line()[at - 1]);
		}

		void calcLength()
		{
			assert(m_stringIndex < m_column.m_strings.size());

			m_suffix = false;
			auto width = m_column.m_width - indent();
			m_end = m_pos;

			if (line()[m_pos] == '\n') {
				++m_end;
			}

			while (m_end < line().size() && line()[m_end] != '\n') {
				++m_end;
			}

			if (m_end < m_pos + width) {
				m_len = m_end - m_pos;
			} else {
				size_t len = width;

				while (len > 0 && !isBoundary(m_pos + len)) {
					--len;
				}

				while (len > 0 && isWhitespace(line()[m_pos + len - 1])) {
					--len;
				}

				if (len > 0) {
					m_len = len;
				} else {
					m_suffix = true;
					m_len = width - 1;
				}
			}
		}

		auto indent() const -> size_t
		{
			auto initial = m_pos == 0 && m_stringIndex == 0 ? m_column.m_initialIndent : std::string::npos;
			return initial == std::string::npos ? m_column.m_indent : initial;
		}

		auto addIndentAndSuffix(std::string const &plain) const -> std::string
		{
			return std::string(indent(), ' ') + (m_suffix ? plain + "-" : plain);
		}

	public:
		using difference_type = std::ptrdiff_t;
		using value_type = std::string;
		using pointer = value_type * ;
		using reference = value_type & ;
		using iterator_category = std::forward_iterator_tag;

		explicit iterator(Column const& column) : m_column(column)
		{
			assert(m_column.m_width > m_column.m_indent);
			assert(m_column.m_initialIndent == std::string::npos || m_column.m_width > m_column.m_initialIndent);
			calcLength();

			if (m_len == 0) {
				m_stringIndex++;        // Empty string
			}
		}

		auto operator *() const -> std::string
		{
			assert(m_stringIndex < m_column.m_strings.size());
			assert(m_pos <= m_end);
			return addIndentAndSuffix(line().substr(m_pos, m_len));
		}

		auto operator ++() -> iterator&
		{
			m_pos += m_len;

			if (m_pos < line().size() && line()[m_pos] == '\n') {
				m_pos += 1;
			} else
				while (m_pos < line().size() && isWhitespace(line()[m_pos])) {
					++m_pos;
				}

			if (m_pos == line().size()) {
				m_pos = 0;
				++m_stringIndex;
			}

			if (m_stringIndex < m_column.m_strings.size()) {
				calcLength();
			}

			return *this;
		}
		auto operator ++(int) -> iterator
		{
			iterator prev(*this);
			operator++();
			return prev;
		}

		auto operator ==(iterator const& other) const -> bool
		{
			return
				m_pos == other.m_pos &&
				m_stringIndex == other.m_stringIndex &&
				&m_column == &other.m_column;
		}
		auto operator !=(iterator const& other) const -> bool
		{
			return !operator==(other);
		}
	};
	using const_iterator = iterator;

	explicit Column(std::string const& text)
	{
		m_strings.push_back(text);
	}

	auto width(size_t newWidth) -> Column&
	{
		assert(newWidth > 0);
		m_width = newWidth;
		return *this;
	}
	auto indent(size_t newIndent) -> Column&
	{
		m_indent = newIndent;
		return *this;
	}
	auto initialIndent(size_t newIndent) -> Column&
	{
		m_initialIndent = newIndent;
		return *this;
	}

	auto width() const -> size_t
	{
		return m_width;
	}
	auto begin() const -> iterator
	{
		return iterator(*this);
	}
	auto end() const -> iterator
	{
		return { *this, m_strings.size() };
	}

	inline friend std::ostream& operator << (std::ostream& os, Column const& col)
	{
		bool first = true;

		for (auto line : col) {
			if (first) {
				first = false;
			} else {
				os << "\n";
			}

			os << line;
		}

		return os;
	}

	auto operator + (Column const& other)->Columns;

	auto toString() const -> std::string
	{
		std::ostringstream oss;
		oss << *this;
		return oss.str();
	}
};

class Spacer : public Column
{

public:
	explicit Spacer(size_t spaceWidth) : Column("")
	{
		width(spaceWidth);
	}
};

class Columns
{
	std::vector<Column> m_columns;

public:

	class iterator
	{
		friend Columns;
		struct EndTag {};

		std::vector<Column> const& m_columns;
		std::vector<Column::iterator> m_iterators;
		size_t m_activeIterators;

		iterator(Columns const& columns, EndTag)
			: m_columns(columns.m_columns),
			  m_activeIterators(0)
		{
			m_iterators.reserve(m_columns.size());

			for (auto const& col : m_columns) {
				m_iterators.push_back(col.end());
			}
		}

	public:
		using difference_type = std::ptrdiff_t;
		using value_type = std::string;
		using pointer = value_type * ;
		using reference = value_type & ;
		using iterator_category = std::forward_iterator_tag;

		explicit iterator(Columns const& columns)
			: m_columns(columns.m_columns),
			  m_activeIterators(m_columns.size())
		{
			m_iterators.reserve(m_columns.size());

			for (auto const& col : m_columns) {
				m_iterators.push_back(col.begin());
			}
		}

		auto operator ==(iterator const& other) const -> bool
		{
			return m_iterators == other.m_iterators;
		}
		auto operator !=(iterator const& other) const -> bool
		{
			return m_iterators != other.m_iterators;
		}
		auto operator *() const -> std::string
		{
			std::string row, padding;

			for (size_t i = 0; i < m_columns.size(); ++i) {
				auto width = m_columns[i].width();

				if (m_iterators[i] != m_columns[i].end()) {
					std::string col = *m_iterators[i];
					row += padding + col;

					if (col.size() < width) {
						padding = std::string(width - col.size(), ' ');
					} else {
						padding = "";
					}
				} else {
					padding += std::string(width, ' ');
				}
			}

			return row;
		}
		auto operator ++() -> iterator&
		{
			for (size_t i = 0; i < m_columns.size(); ++i) {
				if (m_iterators[i] != m_columns[i].end()) {
					++m_iterators[i];
				}
			}

			return *this;
		}
		auto operator ++(int) -> iterator
		{
			iterator prev(*this);
			operator++();
			return prev;
		}
	};
	using const_iterator = iterator;

	auto begin() const -> iterator
	{
		return iterator(*this);
	}
	auto end() const -> iterator
	{
		return { *this, iterator::EndTag() };
	}

	auto operator += (Column const& col) -> Columns&
	{
		m_columns.push_back(col);
		return *this;
	}
	auto operator + (Column const& col) -> Columns
	{
		Columns combined = *this;
		combined += col;
		return combined;
	}

	inline friend std::ostream& operator << (std::ostream& os, Columns const& cols)
	{

		bool first = true;

		for (auto line : cols) {
			if (first) {
				first = false;
			} else {
				os << "\n";
			}

			os << line;
		}

		return os;
	}

	auto toString() const -> std::string
	{
		std::ostringstream oss;
		oss << *this;
		return oss.str();
	}
};

inline auto Column::operator + (Column const& other) -> Columns
{
	Columns cols;
	cols += *this;
	cols += other;
	return cols;
}
}

}
}

// ----------- end of #include from clara_textflow.hpp -----------
// ........... back in clara.hpp

#include <cctype>
#include <string>
#include <memory>
#include <set>
#include <algorithm>

#if !defined(CATCH_PLATFORM_WINDOWS) && ( defined(WIN32) || defined(__WIN32__) || defined(_WIN32) || defined(_MSC_VER) )
#define CATCH_PLATFORM_WINDOWS
#endif

namespace Catch
{
namespace clara
{
namespace detail
{

// Traits for extracting arg and return type of lambdas (for single argument lambdas)
template<typename L>
struct UnaryLambdaTraits : UnaryLambdaTraits<decltype(&L::operator())> {};

template<typename ClassT, typename ReturnT, typename... Args>
struct UnaryLambdaTraits<ReturnT(ClassT::*)(Args...) const> {
	static const bool isValid = false;
};

template<typename ClassT, typename ReturnT, typename ArgT>
struct UnaryLambdaTraits<ReturnT(ClassT::*)(ArgT) const> {
	static const bool isValid = true;
	using ArgType = typename std::remove_const<typename std::remove_reference<ArgT>::type>::type;
	using ReturnType = ReturnT;
};

class TokenStream;

// Transport for raw args (copied from main args, or supplied via init list for testing)
class Args
{
	friend TokenStream;
	std::string m_exeName;
	std::vector<std::string> m_args;

public:
	Args(int argc, char const* const* argv)
		: m_exeName(argv[0]),
		  m_args(argv + 1, argv + argc) {}

	Args(std::initializer_list<std::string> args)
		:   m_exeName(*args.begin()),
		    m_args(args.begin() + 1, args.end())
	{}

	auto exeName() const -> std::string
	{
		return m_exeName;
	}
};

// Wraps a token coming from a token stream. These may not directly correspond to strings as a single string
// may encode an option + its argument if the : or = form is used
enum class TokenType {
	Option, Argument
};
struct Token {
	TokenType type;
	std::string token;
};

inline auto isOptPrefix(char c) -> bool
{
	return c == '-'
#ifdef CATCH_PLATFORM_WINDOWS
	       || c == '/'
#endif
	       ;
}

// Abstracts iterators into args as a stream of tokens, with option arguments uniformly handled
class TokenStream
{
	using Iterator = std::vector<std::string>::const_iterator;
	Iterator it;
	Iterator itEnd;
	std::vector<Token> m_tokenBuffer;

	void loadBuffer()
	{
		m_tokenBuffer.resize(0);

		// Skip any empty strings
		while (it != itEnd && it->empty()) {
			++it;
		}

		if (it != itEnd) {
			auto const &next = *it;

			if (isOptPrefix(next[0])) {
				auto delimiterPos = next.find_first_of(" :=");

				if (delimiterPos != std::string::npos) {
					m_tokenBuffer.push_back({ TokenType::Option, next.substr(0, delimiterPos) });
					m_tokenBuffer.push_back({ TokenType::Argument, next.substr(delimiterPos + 1) });
				} else {
					if (next[1] != '-' && next.size() > 2) {
						std::string opt = "- ";

						for (size_t i = 1; i < next.size(); ++i) {
							opt[1] = next[i];
							m_tokenBuffer.push_back({ TokenType::Option, opt });
						}
					} else {
						m_tokenBuffer.push_back({ TokenType::Option, next });
					}
				}
			} else {
				m_tokenBuffer.push_back({ TokenType::Argument, next });
			}
		}
	}

public:
	explicit TokenStream(Args const &args) : TokenStream(args.m_args.begin(), args.m_args.end()) {}

	TokenStream(Iterator it, Iterator itEnd) : it(it), itEnd(itEnd)
	{
		loadBuffer();
	}

	explicit operator bool() const
	{
		return !m_tokenBuffer.empty() || it != itEnd;
	}

	auto count() const -> size_t
	{
		return m_tokenBuffer.size() + (itEnd - it);
	}

	auto operator*() const -> Token
	{
		assert(!m_tokenBuffer.empty());
		return m_tokenBuffer.front();
	}

	auto operator->() const -> Token const *
	{
		assert(!m_tokenBuffer.empty());
		return &m_tokenBuffer.front();
	}

	auto operator++() -> TokenStream &
	{
		if (m_tokenBuffer.size() >= 2) {
			m_tokenBuffer.erase(m_tokenBuffer.begin());
		} else {
			if (it != itEnd) {
				++it;
			}

			loadBuffer();
		}

		return *this;
	}
};

class ResultBase
{
public:
	enum Type {
		Ok, LogicError, RuntimeError
	};

protected:
	ResultBase(Type type) : m_type(type) {}
	virtual ~ResultBase() = default;

	virtual void enforceOk() const = 0;

	Type m_type;
};

template<typename T>
class ResultValueBase : public ResultBase
{
public:
	auto value() const -> T const &
	{
		enforceOk();
		return m_value;
	}

protected:
	ResultValueBase(Type type) : ResultBase(type) {}

	ResultValueBase(ResultValueBase const &other) : ResultBase(other)
	{
		if (m_type == ResultBase::Ok) {
			new (&m_value) T(other.m_value);
		}
	}

	ResultValueBase(Type, T const &value) : ResultBase(Ok)
	{
		new (&m_value) T(value);
	}

	auto operator=(ResultValueBase const &other) -> ResultValueBase &
	{
	if (m_type == ResultBase::Ok) {
	m_value.~T();
	}

	ResultBase::operator=(other);

	if (m_type == ResultBase::Ok) {
	new (&m_value) T(other.m_value);
	}

	return *this;
	}

	~ResultValueBase() override
	{
		if (m_type == Ok) {
			m_value.~T();
		}
	}

	union {
			T m_value;
		};
};

template<>
class ResultValueBase<void> : public ResultBase
{
protected:
	using ResultBase::ResultBase;
};

template<typename T = void>
class BasicResult : public ResultValueBase<T>
{
public:
	template<typename U>
	explicit BasicResult(BasicResult<U> const &other)
		:   ResultValueBase<T>(other.type()),
		    m_errorMessage(other.errorMessage())
	{
		assert(type() != ResultBase::Ok);
	}

	template<typename U>
	static auto ok(U const &value) -> BasicResult
	{
		return { ResultBase::Ok, value };
	}
	static auto ok() -> BasicResult
	{
		return { ResultBase::Ok };
	}
	static auto logicError(std::string const &message) -> BasicResult
	{
		return { ResultBase::LogicError, message };
	}
	static auto runtimeError(std::string const &message) -> BasicResult
	{
		return { ResultBase::RuntimeError, message };
	}

	explicit operator bool() const
	{
		return m_type == ResultBase::Ok;
	}
	auto type() const -> ResultBase::Type
	{
		return m_type;
	}
	auto errorMessage() const -> std::string
	{
		return m_errorMessage;
	}

protected:
	void enforceOk() const override
	{

		// Errors shouldn't reach this point, but if they do
		// the actual error message will be in m_errorMessage
		assert(m_type != ResultBase::LogicError);
		assert(m_type != ResultBase::RuntimeError);

		if (m_type != ResultBase::Ok) {
			std::abort();
		}
	}

	std::string m_errorMessage; // Only populated if resultType is an error

	BasicResult(ResultBase::Type type, std::string const &message)
		:   ResultValueBase<T>(type),
		    m_errorMessage(message)
	{
		assert(m_type != ResultBase::Ok);
	}

	using ResultValueBase<T>::ResultValueBase;
	using ResultBase::m_type;
};

enum class ParseResultType {
	Matched, NoMatch, ShortCircuitAll, ShortCircuitSame
};

class ParseState
{
public:

	ParseState(ParseResultType type, TokenStream const &remainingTokens)
		: m_type(type),
		  m_remainingTokens(remainingTokens)
	{}

	auto type() const -> ParseResultType
	{
		return m_type;
	}
	auto remainingTokens() const -> TokenStream
	{
		return m_remainingTokens;
	}

private:
	ParseResultType m_type;
	TokenStream m_remainingTokens;
};

using Result = BasicResult<void>;
using ParserResult = BasicResult<ParseResultType>;
using InternalParseResult = BasicResult<ParseState>;

struct HelpColumns {
	std::string left;
	std::string right;
};

template<typename T>
inline auto convertInto(std::string const &source, T& target) -> ParserResult
{
	std::stringstream ss;
	ss << source;
	ss >> target;

	if (ss.fail()) {
		return ParserResult::runtimeError("Unable to convert '" + source + "' to destination type");
	} else {
		return ParserResult::ok(ParseResultType::Matched);
	}
}
inline auto convertInto(std::string const &source, std::string& target) -> ParserResult
{
	target = source;
	return ParserResult::ok(ParseResultType::Matched);
}
inline auto convertInto(std::string const &source, bool &target) -> ParserResult
{
	std::string srcLC = source;
	std::transform(srcLC.begin(), srcLC.end(), srcLC.begin(), [](unsigned char c) {
		return static_cast<char>(std::tolower(c));
	});

	if (srcLC == "y" || srcLC == "1" || srcLC == "true" || srcLC == "yes" || srcLC == "on") {
		target = true;
	} else if (srcLC == "n" || srcLC == "0" || srcLC == "false" || srcLC == "no" || srcLC == "off") {
		target = false;
	} else {
		return ParserResult::runtimeError("Expected a boolean value but did not recognise: '" + source + "'");
	}

	return ParserResult::ok(ParseResultType::Matched);
}
#ifdef CLARA_CONFIG_OPTIONAL_TYPE
template<typename T>
inline auto convertInto(std::string const &source, CLARA_CONFIG_OPTIONAL_TYPE<T>& target) -> ParserResult
{
	T temp;
	auto result = convertInto(source, temp);

	if (result) {
		target = std::move(temp);
	}

	return result;
}
#endif // CLARA_CONFIG_OPTIONAL_TYPE

struct NonCopyable {
	NonCopyable() = default;
	NonCopyable(NonCopyable const &) = delete;
	NonCopyable(NonCopyable &&) = delete;
	NonCopyable &operator=(NonCopyable const &) = delete;
	NonCopyable &operator=(NonCopyable &&) = delete;
};

struct BoundRef : NonCopyable {
	virtual ~BoundRef() = default;
	virtual auto isContainer() const -> bool
	{
		return false;
	}
	virtual auto isFlag() const -> bool
	{
		return false;
	}
};
struct BoundValueRefBase : BoundRef {
	virtual auto setValue(std::string const &arg) -> ParserResult = 0;
};
struct BoundFlagRefBase : BoundRef {
	virtual auto setFlag(bool flag) -> ParserResult = 0;
	virtual auto isFlag() const -> bool
	{
		return true;
	}
};

template<typename T>
struct BoundValueRef : BoundValueRefBase {
	T &m_ref;

	explicit BoundValueRef(T &ref) : m_ref(ref) {}

	auto setValue(std::string const &arg) -> ParserResult override
	{
		return convertInto(arg, m_ref);
	}
};

template<typename T>
struct BoundValueRef<std::vector<T>> : BoundValueRefBase {
	std::vector<T> &m_ref;

	explicit BoundValueRef(std::vector<T> &ref) : m_ref(ref) {}

	auto isContainer() const -> bool override
	{
		return true;
	}

	auto setValue(std::string const &arg) -> ParserResult override
	{
		T temp;
		auto result = convertInto(arg, temp);

	if (result) {
	m_ref.push_back(temp);
	}

	return result;
	}
};

struct BoundFlagRef : BoundFlagRefBase {
	bool &m_ref;

	explicit BoundFlagRef(bool &ref) : m_ref(ref) {}

	auto setFlag(bool flag) -> ParserResult override
	{
		m_ref = flag;
		return ParserResult::ok(ParseResultType::Matched);
	}
};

template<typename ReturnType>
struct LambdaInvoker {
	static_assert(std::is_same<ReturnType, ParserResult>::value, "Lambda must return void or clara::ParserResult");

	template<typename L, typename ArgType>
	static auto invoke(L const &lambda, ArgType const &arg) -> ParserResult
	{
		return lambda(arg);
	}
};

template<>
struct LambdaInvoker<void> {
	template<typename L, typename ArgType>
	static auto invoke(L const &lambda, ArgType const &arg) -> ParserResult
	{
		lambda(arg);
		return ParserResult::ok(ParseResultType::Matched);
	}
};

template<typename ArgType, typename L>
inline auto invokeLambda(L const &lambda, std::string const &arg) -> ParserResult
{
	ArgType temp{};
	auto result = convertInto(arg, temp);
	return !result
	       ? result
	       : LambdaInvoker<typename UnaryLambdaTraits<L>::ReturnType>::invoke(lambda, temp);
}

template<typename L>
struct BoundLambda : BoundValueRefBase {
	L m_lambda;

	static_assert(UnaryLambdaTraits<L>::isValid, "Supplied lambda must take exactly one argument");
	explicit BoundLambda(L const &lambda) : m_lambda(lambda) {}

	auto setValue(std::string const &arg) -> ParserResult override
	{
		return invokeLambda<typename UnaryLambdaTraits<L>::ArgType>(m_lambda, arg);
	}
};

template<typename L>
struct BoundFlagLambda : BoundFlagRefBase {
	L m_lambda;

	static_assert(UnaryLambdaTraits<L>::isValid, "Supplied lambda must take exactly one argument");
	static_assert(std::is_same<typename UnaryLambdaTraits<L>::ArgType, bool>::value, "flags must be boolean");

	explicit BoundFlagLambda(L const &lambda) : m_lambda(lambda) {}

	auto setFlag(bool flag) -> ParserResult override
	{
		return LambdaInvoker<typename UnaryLambdaTraits<L>::ReturnType>::invoke(m_lambda, flag);
	}
};

enum class Optionality { Optional, Required };

struct Parser;

class ParserBase
{
public:
	virtual ~ParserBase() = default;
	virtual auto validate() const -> Result
	{
		return Result::ok();
	}
	virtual auto parse(std::string const& exeName, TokenStream const &tokens) const -> InternalParseResult  = 0;
	virtual auto cardinality() const -> size_t
	{
		return 1;
	}

	auto parse(Args const &args) const -> InternalParseResult
	{
		return parse(args.exeName(), TokenStream(args));
	}
};

template<typename DerivedT>
class ComposableParserImpl : public ParserBase
{
public:
	template<typename T>
	auto operator|(T const &other) const -> Parser;

	template<typename T>
	auto operator+(T const &other) const -> Parser;
};

// Common code and state for Args and Opts
template<typename DerivedT>
class ParserRefImpl : public ComposableParserImpl<DerivedT>
{
protected:
	Optionality m_optionality = Optionality::Optional;
	std::shared_ptr<BoundRef> m_ref;
	std::string m_hint;
	std::string m_description;

	explicit ParserRefImpl(std::shared_ptr<BoundRef> const &ref) : m_ref(ref) {}

public:
	template<typename T>
	ParserRefImpl(T &ref, std::string const &hint)
		:   m_ref(std::make_shared<BoundValueRef<T>>(ref)),
		    m_hint(hint)
	{}

	template<typename LambdaT>
	ParserRefImpl(LambdaT const &ref, std::string const &hint)
		:   m_ref(std::make_shared<BoundLambda<LambdaT>>(ref)),
		    m_hint(hint)
	{}

	auto operator()(std::string const &description) -> DerivedT &
	{
		m_description = description;
		return static_cast<DerivedT &>(*this);
	}

	auto optional() -> DerivedT &
	{
		m_optionality = Optionality::Optional;
		return static_cast<DerivedT &>(*this);
	};

	auto required() -> DerivedT &
	{
		m_optionality = Optionality::Required;
		return static_cast<DerivedT &>(*this);
	};

	auto isOptional() const -> bool
	{
		return m_optionality == Optionality::Optional;
	}

	auto cardinality() const -> size_t override
	{
		if (m_ref->isContainer()) {
			return 0;
		} else {
			return 1;
		}
	}

	auto hint() const -> std::string
	{
		return m_hint;
	}
};

class ExeName : public ComposableParserImpl<ExeName>
{
	std::shared_ptr<std::string> m_name;
	std::shared_ptr<BoundValueRefBase> m_ref;

	template<typename LambdaT>
	static auto makeRef(LambdaT const &lambda) -> std::shared_ptr<BoundValueRefBase>
	{
		return std::make_shared<BoundLambda<LambdaT>>(lambda) ;
	}

public:
	ExeName() : m_name(std::make_shared<std::string>("<executable>")) {}

	explicit ExeName(std::string &ref) : ExeName()
	{
		m_ref = std::make_shared<BoundValueRef<std::string>>(ref);
	}

	template<typename LambdaT>
	explicit ExeName(LambdaT const& lambda) : ExeName()
	{
		m_ref = std::make_shared<BoundLambda<LambdaT>>(lambda);
	}

	// The exe name is not parsed out of the normal tokens, but is handled specially
	auto parse(std::string const&, TokenStream const &tokens) const -> InternalParseResult override
	{
		return InternalParseResult::ok(ParseState(ParseResultType::NoMatch, tokens));
	}

	auto name() const -> std::string
	{
		return *m_name;
	}
	auto set(std::string const& newName) -> ParserResult
	{

		auto lastSlash = newName.find_last_of("\\/");
		auto filename = (lastSlash == std::string::npos)
				? newName
				: newName.substr(lastSlash + 1);

		*m_name = filename;

		if (m_ref) {
			return m_ref->setValue(filename);
		} else {
			return ParserResult::ok(ParseResultType::Matched);
		}
	}
};

class Arg : public ParserRefImpl<Arg>
{
public:
	using ParserRefImpl::ParserRefImpl;

	auto parse(std::string const &, TokenStream const &tokens) const -> InternalParseResult override
	{
		auto validationResult = validate();

		if (!validationResult) {
			return InternalParseResult(validationResult);
		}

		auto remainingTokens = tokens;
		auto const &token = *remainingTokens;

		if (token.type != TokenType::Argument) {
			return InternalParseResult::ok(ParseState(ParseResultType::NoMatch, remainingTokens));
		}

		assert(!m_ref->isFlag());
		auto valueRef = static_cast<detail::BoundValueRefBase*>(m_ref.get());

		auto result = valueRef->setValue(remainingTokens->token);

		if (!result) {
			return InternalParseResult(result);
		} else {
			return InternalParseResult::ok(ParseState(ParseResultType::Matched, ++remainingTokens));
		}
	}
};

inline auto normaliseOpt(std::string const &optName) -> std::string
{
#ifdef CATCH_PLATFORM_WINDOWS

	if (optName[0] == '/') {
		return "-" + optName.substr(1);
	} else
#endif
		return optName;
}

class Opt : public ParserRefImpl<Opt>
{
protected:
	std::vector<std::string> m_optNames;

public:
	template<typename LambdaT>
	explicit Opt(LambdaT const &ref) : ParserRefImpl(std::make_shared<BoundFlagLambda<LambdaT>>(ref)) {}

	explicit Opt(bool &ref) : ParserRefImpl(std::make_shared<BoundFlagRef>(ref)) {}

	template<typename LambdaT>
	Opt(LambdaT const &ref, std::string const &hint) : ParserRefImpl(ref, hint) {}

	template<typename T>
	Opt(T &ref, std::string const &hint) : ParserRefImpl(ref, hint) {}

	auto operator[](std::string const &optName) -> Opt &
	{
		m_optNames.push_back(optName);
		return *this;
	}

	auto getHelpColumns() const -> std::vector<HelpColumns>
	{
		std::ostringstream oss;
		bool first = true;

		for (auto const &opt : m_optNames) {
			if (first) {
				first = false;
			} else {
				oss << ", ";
			}

			oss << opt;
		}

		if (!m_hint.empty()) {
			oss << " <" << m_hint << ">";
		}

		return { { oss.str(), m_description } };
	}

	auto isMatch(std::string const &optToken) const -> bool
	{
		auto normalisedToken = normaliseOpt(optToken);

		for (auto const &name : m_optNames) {
			if (normaliseOpt(name) == normalisedToken) {
				return true;
			}
		}

		return false;
	}

	using ParserBase::parse;

	auto parse(std::string const&, TokenStream const &tokens) const -> InternalParseResult override
	{
		auto validationResult = validate();

		if (!validationResult) {
			return InternalParseResult(validationResult);
		}

		auto remainingTokens = tokens;

		if (remainingTokens && remainingTokens->type == TokenType::Option) {
			auto const &token = *remainingTokens;

			if (isMatch(token.token)) {
				if (m_ref->isFlag()) {
					auto flagRef = static_cast<detail::BoundFlagRefBase*>(m_ref.get());
					auto result = flagRef->setFlag(true);

					if (!result) {
						return InternalParseResult(result);
					}

					if (result.value() == ParseResultType::ShortCircuitAll) {
						return InternalParseResult::ok(ParseState(result.value(), remainingTokens));
					}
				} else {
					auto valueRef = static_cast<detail::BoundValueRefBase*>(m_ref.get());
					++remainingTokens;

					if (!remainingTokens) {
						return InternalParseResult::runtimeError("Expected argument following " + token.token);
					}

					auto const &argToken = *remainingTokens;

					if (argToken.type != TokenType::Argument) {
						return InternalParseResult::runtimeError("Expected argument following " + token.token);
					}

					auto result = valueRef->setValue(argToken.token);

					if (!result) {
						return InternalParseResult(result);
					}

					if (result.value() == ParseResultType::ShortCircuitAll) {
						return InternalParseResult::ok(ParseState(result.value(), remainingTokens));
					}
				}

				return InternalParseResult::ok(ParseState(ParseResultType::Matched, ++remainingTokens));
			}
		}

		return InternalParseResult::ok(ParseState(ParseResultType::NoMatch, remainingTokens));
	}

	auto validate() const -> Result override
	{
		if (m_optNames.empty()) {
			return Result::logicError("No options supplied to Opt");
		}

		for (auto const &name : m_optNames) {
			if (name.empty()) {
				return Result::logicError("Option name cannot be empty");
			}

#ifdef CATCH_PLATFORM_WINDOWS

			if (name[0] != '-' && name[0] != '/') {
				return Result::logicError("Option name must begin with '-' or '/'");
			}

#else

			if (name[0] != '-') {
				return Result::logicError("Option name must begin with '-'");
			}

#endif
		}

		return ParserRefImpl::validate();
	}
};

struct Help : Opt {
	Help(bool &showHelpFlag)
		:   Opt([ & ](bool flag)
	{
		showHelpFlag = flag;
		return ParserResult::ok(ParseResultType::ShortCircuitAll);
	})
	{
		static_cast<Opt &>(*this)
		("display usage information")
		["-?"]["-h"]["--help"]
		.optional();
	}
};

struct Parser : ParserBase {

	mutable ExeName m_exeName;
	std::vector<Opt> m_options;
	std::vector<Arg> m_args;

	auto operator|=(ExeName const &exeName) -> Parser &
	{
		m_exeName = exeName;
		return *this;
	}

	auto operator|=(Arg const &arg) -> Parser &
	{
		m_args.push_back(arg);
		return *this;
	}

	auto operator|=(Opt const &opt) -> Parser &
	{
		m_options.push_back(opt);
		return *this;
	}

	auto operator|=(Parser const &other) -> Parser &
	{
		m_options.insert(m_options.end(), other.m_options.begin(), other.m_options.end());
		m_args.insert(m_args.end(), other.m_args.begin(), other.m_args.end());
		return *this;
	}

	template<typename T>
	auto operator|(T const &other) const -> Parser
	{
		return Parser(*this) |= other;
	}

	// Forward deprecated interface with '+' instead of '|'
	template<typename T>
	auto operator+=(T const &other) -> Parser &
	{
		return operator|=(other);
	}
	template<typename T>
	auto operator+(T const &other) const -> Parser
	{
		return operator|(other);
	}

	auto getHelpColumns() const -> std::vector<HelpColumns>
	{
		std::vector<HelpColumns> cols;

		for (auto const &o : m_options) {
			auto childCols = o.getHelpColumns();
			cols.insert(cols.end(), childCols.begin(), childCols.end());
		}

		return cols;
	}

	void writeToStream(std::ostream &os) const
	{
		if (!m_exeName.name().empty()) {
			os << "usage:\n" << "  " << m_exeName.name() << " ";
			bool required = true, first = true;

			for (auto const &arg : m_args) {
				if (first) {
					first = false;
				} else {
					os << " ";
				}

				if (arg.isOptional() && required) {
					os << "[";
					required = false;
				}

				os << "<" << arg.hint() << ">";

				if (arg.cardinality() == 0) {
					os << " ... ";
				}
			}

			if (!required) {
				os << "]";
			}

			if (!m_options.empty()) {
				os << " options";
			}

			os << "\n\nwhere options are:" << std::endl;
		}

		auto rows = getHelpColumns();
		size_t consoleWidth = CATCH_CLARA_CONFIG_CONSOLE_WIDTH;
		size_t optWidth = 0;

		for (auto const &cols : rows) {
			optWidth = (std::max)(optWidth, cols.left.size() + 2);
		}

		optWidth = (std::min)(optWidth, consoleWidth / 2);

		for (auto const &cols : rows) {
			auto row =
				TextFlow::Column(cols.left).width(optWidth).indent(2) +
				TextFlow::Spacer(4) +
				TextFlow::Column(cols.right).width(consoleWidth - 7 - optWidth);
			os << row << std::endl;
		}
	}

	friend auto operator<<(std::ostream &os, Parser const &parser) -> std::ostream&
	{
		parser.writeToStream(os);
		return os;
	}

	auto validate() const -> Result override
	{
		for (auto const &opt : m_options) {
			auto result = opt.validate();

			if (!result) {
				return result;
			}
		}

		for (auto const &arg : m_args) {
			auto result = arg.validate();

			if (!result) {
				return result;
			}
		}

		return Result::ok();
	}

	using ParserBase::parse;

	auto parse(std::string const& exeName, TokenStream const &tokens) const -> InternalParseResult override
	{

		struct ParserInfo {
			ParserBase const* parser = nullptr;
			size_t count = 0;
		};
		const size_t totalParsers = m_options.size() + m_args.size();
		assert(totalParsers < 512);
		// ParserInfo parseInfos[totalParsers]; // <-- this is what we really want to do
		ParserInfo parseInfos[512];

		{
			size_t i = 0;

			for (auto const &opt : m_options) {
				parseInfos[i++].parser = &opt;
			}

			for (auto const &arg : m_args) {
				parseInfos[i++].parser = &arg;
			}
		}

		m_exeName.set(exeName);

		auto result = InternalParseResult::ok(ParseState(ParseResultType::NoMatch, tokens));

		while (result.value().remainingTokens()) {
			bool tokenParsed = false;

			for (size_t i = 0; i < totalParsers; ++i) {
				auto&  parseInfo = parseInfos[i];

				if (parseInfo.parser->cardinality() == 0 || parseInfo.count < parseInfo.parser->cardinality()) {
					result = parseInfo.parser->parse(exeName, result.value().remainingTokens());

					if (!result) {
						return result;
					}

					if (result.value().type() != ParseResultType::NoMatch) {
						tokenParsed = true;
						++parseInfo.count;
						break;
					}
				}
			}

			if (result.value().type() == ParseResultType::ShortCircuitAll) {
				return result;
			}

			if (!tokenParsed) {
				return InternalParseResult::runtimeError("Unrecognised token: " + result.value().remainingTokens()->token);
			}
		}

		// !TBD Check missing required options
		return result;
	}
};

template<typename DerivedT>
template<typename T>
auto ComposableParserImpl<DerivedT>::operator|(T const &other) const -> Parser
{
	return Parser() | static_cast<DerivedT const &>(*this) | other;
}
} // namespace detail

// A Combined parser
using detail::Parser;

// A parser for options
using detail::Opt;

// A parser for arguments
using detail::Arg;

// Wrapper for argc, argv from main()
using detail::Args;

// Specifies the name of the executable
using detail::ExeName;

// Convenience wrapper for option parser that specifies the help option
using detail::Help;

// enum of result types from a parse
using detail::ParseResultType;

// Result type for parser operation
using detail::ParserResult;

}
} // namespace Catch::clara

// end clara.hpp
#ifdef __clang__
#pragma clang diagnostic pop
#endif

// Restore Clara's value for console width, if present
#ifdef CATCH_TEMP_CLARA_CONFIG_CONSOLE_WIDTH
#define CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH CATCH_TEMP_CLARA_CONFIG_CONSOLE_WIDTH
#undef CATCH_TEMP_CLARA_CONFIG_CONSOLE_WIDTH
#endif

// end catch_clara.h
namespace Catch
{

clara::Parser makeCommandLineParser(ConfigData& config);

} // end namespace Catch

// end catch_commandline.h
#include <fstream>
#include <ctime>

namespace Catch
{

clara::Parser makeCommandLineParser(ConfigData& config)
{

	using namespace clara;

	auto const setWarning = [&](std::string const & warning) {
		auto warningSet = [&]() {
			if (warning == "NoAssertions") {
				return WarnAbout::NoAssertions;
			}

			if (warning == "NoTests") {
				return WarnAbout::NoTests;
			}

			return WarnAbout::Nothing;
		}
		();

		if (warningSet == WarnAbout::Nothing) {
			return ParserResult::runtimeError("Unrecognised warning: '" + warning + "'");
		}

		config.warnings = static_cast<WarnAbout::What>(config.warnings | warningSet);
		return ParserResult::ok(ParseResultType::Matched);
	};
	auto const loadTestNamesFromFile = [&](std::string const & filename) {
		std::ifstream f(filename.c_str());

		if (!f.is_open()) {
			return ParserResult::runtimeError("Unable to load input file: '" + filename + "'");
		}

		std::string line;

		while (std::getline(f, line)) {
			line = trim(line);

			if (!line.empty() && !startsWith(line, '#')) {
				if (!startsWith(line, '"')) {
					line = '"' + line + '"';
				}

				config.testsOrTags.push_back(line);
				config.testsOrTags.emplace_back(",");
			}
		}

		//Remove comma in the end
		if (!config.testsOrTags.empty()) {
			config.testsOrTags.erase(config.testsOrTags.end() - 1);
		}

		return ParserResult::ok(ParseResultType::Matched);
	};
	auto const setTestOrder = [&](std::string const & order) {
		if (startsWith("declared", order)) {
			config.runOrder = RunTests::InDeclarationOrder;
		} else if (startsWith("lexical", order)) {
			config.runOrder = RunTests::InLexicographicalOrder;
		} else if (startsWith("random", order)) {
			config.runOrder = RunTests::InRandomOrder;
		} else {
			return clara::ParserResult::runtimeError("Unrecognised ordering: '" + order + "'");
		}

		return ParserResult::ok(ParseResultType::Matched);
	};
	auto const setRngSeed = [&](std::string const & seed) {
		if (seed != "time") {
			return clara::detail::convertInto(seed, config.rngSeed);
		}

		config.rngSeed = static_cast<unsigned int>(std::time(nullptr));
		return ParserResult::ok(ParseResultType::Matched);
	};
	auto const setColourUsage = [&](std::string const & useColour) {
		auto mode = toLower(useColour);

		if (mode == "yes") {
			config.useColour = UseColour::Yes;
		} else if (mode == "no") {
			config.useColour = UseColour::No;
		} else if (mode == "auto") {
			config.useColour = UseColour::Auto;
		} else {
			return ParserResult::runtimeError("colour mode must be one of: auto, yes or no. '" + useColour + "' not recognised");
		}

		return ParserResult::ok(ParseResultType::Matched);
	};
	auto const setWaitForKeypress = [&](std::string const & keypress) {
		auto keypressLc = toLower(keypress);

		if (keypressLc == "never") {
			config.waitForKeypress = WaitForKeypress::Never;
		} else if (keypressLc == "start") {
			config.waitForKeypress = WaitForKeypress::BeforeStart;
		} else if (keypressLc == "exit") {
			config.waitForKeypress = WaitForKeypress::BeforeExit;
		} else if (keypressLc == "both") {
			config.waitForKeypress = WaitForKeypress::BeforeStartAndExit;
		} else {
			return ParserResult::runtimeError("keypress argument must be one of: never, start, exit or both. '" + keypress + "' not recognised");
		}

		return ParserResult::ok(ParseResultType::Matched);
	};
	auto const setVerbosity = [&](std::string const & verbosity) {
		auto lcVerbosity = toLower(verbosity);

		if (lcVerbosity == "quiet") {
			config.verbosity = Verbosity::Quiet;
		} else if (lcVerbosity == "normal") {
			config.verbosity = Verbosity::Normal;
		} else if (lcVerbosity == "high") {
			config.verbosity = Verbosity::High;
		} else {
			return ParserResult::runtimeError("Unrecognised verbosity, '" + verbosity + "'");
		}

		return ParserResult::ok(ParseResultType::Matched);
	};
	auto const setReporter = [&](std::string const & reporter) {
		IReporterRegistry::FactoryMap const& factories = getRegistryHub().getReporterRegistry().getFactories();

		auto lcReporter = toLower(reporter);
		auto result = factories.find(lcReporter);

		if (factories.end() != result) {
			config.reporterName = lcReporter;
		} else {
			return ParserResult::runtimeError("Unrecognized reporter, '" + reporter + "'. Check available with --list-reporters");
		}

		return ParserResult::ok(ParseResultType::Matched);
	};

	auto cli
		= ExeName(config.processName)
		  | Help(config.showHelp)
		  | Opt(config.listTests)
		  ["-l"]["--list-tests"]
		  ("list all/matching test cases")
		  | Opt(config.listTags)
		  ["-t"]["--list-tags"]
		  ("list all/matching tags")
		  | Opt(config.showSuccessfulTests)
		  ["-s"]["--success"]
		  ("include successful tests in output")
		  | Opt(config.shouldDebugBreak)
		  ["-b"]["--break"]
		  ("break into debugger on failure")
		  | Opt(config.noThrow)
		  ["-e"]["--nothrow"]
		  ("skip exception tests")
		  | Opt(config.showInvisibles)
		  ["-i"]["--invisibles"]
		  ("show invisibles (tabs, newlines)")
		  | Opt(config.outputFilename, "filename")
		  ["-o"]["--out"]
		  ("output filename")
		  | Opt(setReporter, "name")
		  ["-r"]["--reporter"]
		  ("reporter to use (defaults to console)")
		  | Opt(config.name, "name")
		  ["-n"]["--name"]
		  ("suite name")
	| Opt([&](bool) {
		config.abortAfter = 1;
	})
	["-a"]["--abort"]
	("abort at first failure")
	| Opt([&](int x) {
		config.abortAfter = x;
	}, "no. failures")
	["-x"]["--abortx"]
	("abort after x failures")
	| Opt(setWarning, "warning name")
	["-w"]["--warn"]
	("enable warnings")
	| Opt([&](bool flag) {
		config.showDurations = flag ? ShowDurations::Always : ShowDurations::Never;
	}, "yes|no")
	["-d"]["--durations"]
	("show test durations")
	| Opt(config.minDuration, "seconds")
	["-D"]["--min-duration"]
	("show test durations for tests taking at least the given number of seconds")
	| Opt(loadTestNamesFromFile, "filename")
	["-f"]["--input-file"]
	("load test names to run from a file")
	| Opt(config.filenamesAsTags)
	["-#"]["--filenames-as-tags"]
	("adds a tag for the filename")
	| Opt(config.sectionsToRun, "section name")
	["-c"]["--section"]
	("specify section to run")
	| Opt(setVerbosity, "quiet|normal|high")
	["-v"]["--verbosity"]
	("set output verbosity")
	| Opt(config.listTestNamesOnly)
	["--list-test-names-only"]
	("list all/matching test cases names only")
	| Opt(config.listReporters)
	["--list-reporters"]
	("list all reporters")
	| Opt(setTestOrder, "decl|lex|rand")
	["--order"]
	("test case order (defaults to decl)")
	| Opt(setRngSeed, "'time'|number")
	["--rng-seed"]
	("set a specific seed for random numbers")
	| Opt(setColourUsage, "yes|no")
	["--use-colour"]
	("should output be colourised")
	| Opt(config.libIdentify)
	["--libidentify"]
	("report name and version according to libidentify standard")
	| Opt(setWaitForKeypress, "never|start|exit|both")
	["--wait-for-keypress"]
	("waits for a keypress before exiting")
	| Opt(config.benchmarkSamples, "samples")
	["--benchmark-samples"]
	("number of samples to collect (default: 100)")
	| Opt(config.benchmarkResamples, "resamples")
	["--benchmark-resamples"]
	("number of resamples for the bootstrap (default: 100000)")
	| Opt(config.benchmarkConfidenceInterval, "confidence interval")
	["--benchmark-confidence-interval"]
	("confidence interval for the bootstrap (between 0 and 1, default: 0.95)")
	| Opt(config.benchmarkNoAnalysis)
	["--benchmark-no-analysis"]
	("perform only measurements; do not perform any analysis")
	| Opt(config.benchmarkWarmupTime, "benchmarkWarmupTime")
	["--benchmark-warmup-time"]
	("amount of time in milliseconds spent on warming up each test (default: 100)")
	| Arg(config.testsOrTags, "test name|pattern|tags")
	("which test or tests to use");

	return cli;
}

} // end namespace Catch
// end catch_commandline.cpp
// start catch_common.cpp

#include <cstring>
#include <ostream>

namespace Catch
{

bool SourceLineInfo::operator == (SourceLineInfo const& other) const noexcept
{
	return line == other.line && (file == other.file || std::strcmp(file, other.file) == 0);
}
bool SourceLineInfo::operator < (SourceLineInfo const& other) const noexcept
{
	// We can assume that the same file will usually have the same pointer.
	// Thus, if the pointers are the same, there is no point in calling the strcmp
	return line < other.line || (line == other.line && file != other.file && (std::strcmp(file, other.file) < 0));
}

std::ostream& operator << (std::ostream& os, SourceLineInfo const& info)
{
#ifndef __GNUG__
	os << info.file << '(' << info.line << ')';
#else
	os << info.file << ':' << info.line;
#endif
	return os;
}

std::string StreamEndStop::operator+() const
{
	return std::string();
}

NonCopyable::NonCopyable() = default;
NonCopyable::~NonCopyable() = default;

}
// end catch_common.cpp
// start catch_config.cpp

namespace Catch
{

Config::Config(ConfigData const& data)
	:   m_data(data),
	    m_stream(openStream())
{
	// We need to trim filter specs to avoid trouble with superfluous
	// whitespace (esp. important for bdd macros, as those are manually
	// aligned with whitespace).

	for (auto& elem : m_data.testsOrTags) {
		elem = trim(elem);
	}

	for (auto& elem : m_data.sectionsToRun) {
		elem = trim(elem);
	}

	TestSpecParser parser(ITagAliasRegistry::get());

	if (!m_data.testsOrTags.empty()) {
		m_hasTestFilters = true;

		for (auto const& testOrTags : m_data.testsOrTags) {
			parser.parse(testOrTags);
		}
	}

	m_testSpec = parser.testSpec();
}

std::string const& Config::getFilename() const
{
	return m_data.outputFilename ;
}

bool Config::listTests() const
{
	return m_data.listTests;
}
bool Config::listTestNamesOnly() const
{
	return m_data.listTestNamesOnly;
}
bool Config::listTags() const
{
	return m_data.listTags;
}
bool Config::listReporters() const
{
	return m_data.listReporters;
}

std::string Config::getProcessName() const
{
	return m_data.processName;
}
std::string const& Config::getReporterName() const
{
	return m_data.reporterName;
}

std::vector<std::string> const& Config::getTestsOrTags() const
{
	return m_data.testsOrTags;
}
std::vector<std::string> const& Config::getSectionsToRun() const
{
	return m_data.sectionsToRun;
}

TestSpec const& Config::testSpec() const
{
	return m_testSpec;
}
bool Config::hasTestFilters() const
{
	return m_hasTestFilters;
}

bool Config::showHelp() const
{
	return m_data.showHelp;
}

// IConfig interface
bool Config::allowThrows() const
{
	return !m_data.noThrow;
}
std::ostream& Config::stream() const
{
	return m_stream->stream();
}
std::string Config::name() const
{
	return m_data.name.empty() ? m_data.processName : m_data.name;
}
bool Config::includeSuccessfulResults() const
{
	return m_data.showSuccessfulTests;
}
bool Config::warnAboutMissingAssertions() const
{
	return !!(m_data.warnings & WarnAbout::NoAssertions);
}
bool Config::warnAboutNoTests() const
{
	return !!(m_data.warnings & WarnAbout::NoTests);
}
ShowDurations::OrNot Config::showDurations() const
{
	return m_data.showDurations;
}
double Config::minDuration() const
{
	return m_data.minDuration;
}
RunTests::InWhatOrder Config::runOrder() const
{
	return m_data.runOrder;
}
unsigned int Config::rngSeed() const
{
	return m_data.rngSeed;
}
UseColour::YesOrNo Config::useColour() const
{
	return m_data.useColour;
}
bool Config::shouldDebugBreak() const
{
	return m_data.shouldDebugBreak;
}
int Config::abortAfter() const
{
	return m_data.abortAfter;
}
bool Config::showInvisibles() const
{
	return m_data.showInvisibles;
}
Verbosity Config::verbosity() const
{
	return m_data.verbosity;
}

bool Config::benchmarkNoAnalysis() const
{
	return m_data.benchmarkNoAnalysis;
}
int Config::benchmarkSamples() const
{
	return m_data.benchmarkSamples;
}
double Config::benchmarkConfidenceInterval() const
{
	return m_data.benchmarkConfidenceInterval;
}
unsigned int Config::benchmarkResamples() const
{
	return m_data.benchmarkResamples;
}
std::chrono::milliseconds Config::benchmarkWarmupTime() const
{
	return std::chrono::milliseconds(m_data.benchmarkWarmupTime);
}

IStream const* Config::openStream()
{
	return Catch::makeStream(m_data.outputFilename);
}

} // end namespace Catch
// end catch_config.cpp
// start catch_console_colour.cpp

#if defined(__clang__)
#    pragma clang diagnostic push
#    pragma clang diagnostic ignored "-Wexit-time-destructors"
#endif

// start catch_errno_guard.h

namespace Catch
{

class ErrnoGuard
{
public:
	ErrnoGuard();
	~ErrnoGuard();
private:
	int m_oldErrno;
};

}

// end catch_errno_guard.h
// start catch_windows_h_proxy.h


#if defined(CATCH_PLATFORM_WINDOWS)

#if !defined(NOMINMAX) && !defined(CATCH_CONFIG_NO_NOMINMAX)
#  define CATCH_DEFINED_NOMINMAX
#  define NOMINMAX
#endif
#if !defined(WIN32_LEAN_AND_MEAN) && !defined(CATCH_CONFIG_NO_WIN32_LEAN_AND_MEAN)
#  define CATCH_DEFINED_WIN32_LEAN_AND_MEAN
#  define WIN32_LEAN_AND_MEAN
#endif

#ifdef __AFXDLL
#include <AfxWin.h>
#else
#include <windows.h>
#endif

#ifdef CATCH_DEFINED_NOMINMAX
#  undef NOMINMAX
#endif
#ifdef CATCH_DEFINED_WIN32_LEAN_AND_MEAN
#  undef WIN32_LEAN_AND_MEAN
#endif

#endif // defined(CATCH_PLATFORM_WINDOWS)

// end catch_windows_h_proxy.h
#include <sstream>

namespace Catch
{
namespace
{

struct IColourImpl {
	virtual ~IColourImpl() = default;
	virtual void use(Colour::Code _colourCode) = 0;
};

struct NoColourImpl : IColourImpl {
	void use(Colour::Code) override {}

	static IColourImpl* instance()
	{
		static NoColourImpl s_instance;
		return &s_instance;
	}
};

} // anon namespace
} // namespace Catch

#if !defined( CATCH_CONFIG_COLOUR_NONE ) && !defined( CATCH_CONFIG_COLOUR_WINDOWS ) && !defined( CATCH_CONFIG_COLOUR_ANSI )
#   ifdef CATCH_PLATFORM_WINDOWS
#       define CATCH_CONFIG_COLOUR_WINDOWS
#   else
#       define CATCH_CONFIG_COLOUR_ANSI
#   endif
#endif

#if defined ( CATCH_CONFIG_COLOUR_WINDOWS ) /////////////////////////////////////////

namespace Catch
{
namespace
{

class Win32ColourImpl : public IColourImpl
{
public:
	Win32ColourImpl() : stdoutHandle(GetStdHandle(STD_OUTPUT_HANDLE))
	{
		CONSOLE_SCREEN_BUFFER_INFO csbiInfo;
		GetConsoleScreenBufferInfo(stdoutHandle, &csbiInfo);
		originalForegroundAttributes = csbiInfo.wAttributes & ~(BACKGROUND_GREEN | BACKGROUND_RED | BACKGROUND_BLUE | BACKGROUND_INTENSITY);
		originalBackgroundAttributes = csbiInfo.wAttributes & ~(FOREGROUND_GREEN | FOREGROUND_RED | FOREGROUND_BLUE | FOREGROUND_INTENSITY);
	}

	void use(Colour::Code _colourCode) override
	{
		switch (_colourCode) {
			case Colour::None:
				return setTextAttribute(originalForegroundAttributes);

			case Colour::White:
				return setTextAttribute(FOREGROUND_GREEN | FOREGROUND_RED | FOREGROUND_BLUE);

			case Colour::Red:
				return setTextAttribute(FOREGROUND_RED);

			case Colour::Green:
				return setTextAttribute(FOREGROUND_GREEN);

			case Colour::Blue:
				return setTextAttribute(FOREGROUND_BLUE);

			case Colour::Cyan:
				return setTextAttribute(FOREGROUND_BLUE | FOREGROUND_GREEN);

			case Colour::Yellow:
				return setTextAttribute(FOREGROUND_RED | FOREGROUND_GREEN);

			case Colour::Grey:
				return setTextAttribute(0);

			case Colour::LightGrey:
				return setTextAttribute(FOREGROUND_INTENSITY);

			case Colour::BrightRed:
				return setTextAttribute(FOREGROUND_INTENSITY | FOREGROUND_RED);

			case Colour::BrightGreen:
				return setTextAttribute(FOREGROUND_INTENSITY | FOREGROUND_GREEN);

			case Colour::BrightWhite:
				return setTextAttribute(FOREGROUND_INTENSITY | FOREGROUND_GREEN | FOREGROUND_RED | FOREGROUND_BLUE);

			case Colour::BrightYellow:
				return setTextAttribute(FOREGROUND_INTENSITY | FOREGROUND_RED | FOREGROUND_GREEN);

			case Colour::Bright:
				CATCH_INTERNAL_ERROR("not a colour");

			default:
				CATCH_ERROR("Unknown colour requested");
		}
	}

private:
	void setTextAttribute(WORD _textAttribute)
	{
		SetConsoleTextAttribute(stdoutHandle, _textAttribute | originalBackgroundAttributes);
	}
	HANDLE stdoutHandle;
	WORD originalForegroundAttributes;
	WORD originalBackgroundAttributes;
};

IColourImpl* platformColourInstance()
{
	static Win32ColourImpl s_instance;

	IConfigPtr config = getCurrentContext().getConfig();
	UseColour::YesOrNo colourMode = config
					? config->useColour()
					: UseColour::Auto;

	if (colourMode == UseColour::Auto) {
		colourMode = UseColour::Yes;
	}

	return colourMode == UseColour::Yes
	       ? &s_instance
	       : NoColourImpl::instance();
}

} // end anon namespace
} // end namespace Catch

#elif defined( CATCH_CONFIG_COLOUR_ANSI ) //////////////////////////////////////

#include <unistd.h>

namespace Catch
{
namespace
{

// use POSIX/ ANSI console terminal codes
// Thanks to Adam Strzelecki for original contribution
// (http://github.com/nanoant)
// https://github.com/philsquared/Catch/pull/131
class PosixColourImpl : public IColourImpl
{
public:
	void use(Colour::Code _colourCode) override
	{
		switch (_colourCode) {
			case Colour::None:
			case Colour::White:
				return setColour("[0m");

			case Colour::Red:
				return setColour("[0;31m");

			case Colour::Green:
				return setColour("[0;32m");

			case Colour::Blue:
				return setColour("[0;34m");

			case Colour::Cyan:
				return setColour("[0;36m");

			case Colour::Yellow:
				return setColour("[0;33m");

			case Colour::Grey:
				return setColour("[1;30m");

			case Colour::LightGrey:
				return setColour("[0;37m");

			case Colour::BrightRed:
				return setColour("[1;31m");

			case Colour::BrightGreen:
				return setColour("[1;32m");

			case Colour::BrightWhite:
				return setColour("[1;37m");

			case Colour::BrightYellow:
				return setColour("[1;33m");

			case Colour::Bright:
				CATCH_INTERNAL_ERROR("not a colour");

			default:
				CATCH_INTERNAL_ERROR("Unknown colour requested");
		}
	}
	static IColourImpl* instance()
	{
		static PosixColourImpl s_instance;
		return &s_instance;
	}

private:
	void setColour(const char* _escapeCode)
	{
		getCurrentContext().getConfig()->stream()
				<< '\033' << _escapeCode;
	}
};

bool useColourOnPlatform()
{
	return
#if defined(CATCH_PLATFORM_MAC) || defined(CATCH_PLATFORM_IPHONE)
		!isDebuggerActive() &&
#endif
#if !(defined(__DJGPP__) && defined(__STRICT_ANSI__))
		isatty(STDOUT_FILENO)
#else
		false
#endif
		;
}
IColourImpl* platformColourInstance()
{
	ErrnoGuard guard;
	IConfigPtr config = getCurrentContext().getConfig();
	UseColour::YesOrNo colourMode = config
					? config->useColour()
					: UseColour::Auto;

	if (colourMode == UseColour::Auto)
		colourMode = useColourOnPlatform()
			     ? UseColour::Yes
			     : UseColour::No;

	return colourMode == UseColour::Yes
	       ? PosixColourImpl::instance()
	       : NoColourImpl::instance();
}

} // end anon namespace
} // end namespace Catch

#else  // not Windows or ANSI ///////////////////////////////////////////////

namespace Catch
{

static IColourImpl* platformColourInstance()
{
	return NoColourImpl::instance();
}

} // end namespace Catch

#endif // Windows/ ANSI/ None

namespace Catch
{

Colour::Colour(Code _colourCode)
{
	use(_colourCode);
}
Colour::Colour(Colour&& other) noexcept
{
	m_moved = other.m_moved;
	other.m_moved = true;
}
Colour& Colour::operator=(Colour&& other) noexcept
{
	m_moved = other.m_moved;
	other.m_moved  = true;
	return *this;
}

Colour::~Colour()
{
	if (!m_moved) {
		use(None);
	}
}

void Colour::use(Code _colourCode)
{
	static IColourImpl* impl = platformColourInstance();

	// Strictly speaking, this cannot possibly happen.
	// However, under some conditions it does happen (see #1626),
	// and this change is small enough that we can let practicality
	// triumph over purity in this case.
	if (impl != nullptr) {
		impl->use(_colourCode);
	}
}

std::ostream& operator << (std::ostream& os, Colour const&)
{
	return os;
}

} // end namespace Catch

#if defined(__clang__)
#    pragma clang diagnostic pop
#endif

// end catch_console_colour.cpp
// start catch_context.cpp

namespace Catch
{

class Context : public IMutableContext, NonCopyable
{

public: // IContext
	IResultCapture* getResultCapture() override
	{
		return m_resultCapture;
	}
	IRunner* getRunner() override
	{
		return m_runner;
	}

	IConfigPtr const& getConfig() const override
	{
		return m_config;
	}

	~Context() override;

public: // IMutableContext
	void setResultCapture(IResultCapture* resultCapture) override
	{
		m_resultCapture = resultCapture;
	}
	void setRunner(IRunner* runner) override
	{
		m_runner = runner;
	}
	void setConfig(IConfigPtr const& config) override
	{
		m_config = config;
	}

	friend IMutableContext& getCurrentMutableContext();

private:
	IConfigPtr m_config;
	IRunner* m_runner = nullptr;
	IResultCapture* m_resultCapture = nullptr;
};

IMutableContext *IMutableContext::currentContext = nullptr;

void IMutableContext::createContext()
{
	currentContext = new Context();
}

void cleanUpContext()
{
	delete IMutableContext::currentContext;
	IMutableContext::currentContext = nullptr;
}
IContext::~IContext() = default;
IMutableContext::~IMutableContext() = default;
Context::~Context() = default;

SimplePcg32& rng()
{
	static SimplePcg32 s_rng;
	return s_rng;
}

}
// end catch_context.cpp
// start catch_debug_console.cpp

// start catch_debug_console.h

#include <string>

namespace Catch
{
void writeToDebugConsole(std::string const& text);
}

// end catch_debug_console.h
#if defined(CATCH_CONFIG_ANDROID_LOGWRITE)
#include <android/log.h>

namespace Catch
{
void writeToDebugConsole(std::string const& text)
{
	__android_log_write(ANDROID_LOG_DEBUG, "Catch", text.c_str());
}
}

#elif defined(CATCH_PLATFORM_WINDOWS)

namespace Catch
{
void writeToDebugConsole(std::string const& text)
{
	::OutputDebugStringA(text.c_str());
}
}

#else

namespace Catch
{
void writeToDebugConsole(std::string const& text)
{
	// !TBD: Need a version for Mac/ XCode and other IDEs
	Catch::cout() << text;
}
}

#endif // Platform
// end catch_debug_console.cpp
// start catch_debugger.cpp

#if defined(CATCH_PLATFORM_MAC) || defined(CATCH_PLATFORM_IPHONE)

#  include <cassert>
#  include <sys/types.h>
#  include <unistd.h>
#  include <cstddef>
#  include <ostream>

#ifdef __apple_build_version__
// These headers will only compile with AppleClang (XCode)
// For other compilers (Clang, GCC, ... ) we need to exclude them
#  include <sys/sysctl.h>
#endif

namespace Catch
{
#ifdef __apple_build_version__
// The following function is taken directly from the following technical note:
// https://developer.apple.com/library/archive/qa/qa1361/_index.html

// Returns true if the current process is being debugged (either
// running under the debugger or has a debugger attached post facto).
bool isDebuggerActive()
{
	int                 mib[4];
	struct kinfo_proc   info;
	std::size_t         size;

	// Initialize the flags so that, if sysctl fails for some bizarre
	// reason, we get a predictable result.

	info.kp_proc.p_flag = 0;

	// Initialize mib, which tells sysctl the info we want, in this case
	// we're looking for information about a specific process ID.

	mib[0] = CTL_KERN;
	mib[1] = KERN_PROC;
	mib[2] = KERN_PROC_PID;
	mib[3] = getpid();

	// Call sysctl.

	size = sizeof(info);

	if (sysctl(mib, sizeof(mib) / sizeof(*mib), &info, &size, nullptr, 0) != 0) {
		Catch::cerr() << "\n** Call to sysctl failed - unable to determine if debugger is active **\n" << std::endl;
		return false;
	}

	// We're being debugged if the P_TRACED flag is set.

	return ((info.kp_proc.p_flag & P_TRACED) != 0);
}
#else
bool isDebuggerActive()
{
	// We need to find another way to determine this for non-appleclang compilers on macOS
	return false;
}
#endif
} // namespace Catch

#elif defined(CATCH_PLATFORM_LINUX)
#include <fstream>
#include <string>

namespace Catch
{
// The standard POSIX way of detecting a debugger is to attempt to
// ptrace() the process, but this needs to be done from a child and not
// this process itself to still allow attaching to this process later
// if wanted, so is rather heavy. Under Linux we have the PID of the
// "debugger" (which doesn't need to be gdb, of course, it could also
// be strace, for example) in /proc/$PID/status, so just get it from
// there instead.
bool isDebuggerActive()
{
	// Libstdc++ has a bug, where std::ifstream sets errno to 0
	// This way our users can properly assert over errno values
	ErrnoGuard guard;
	std::ifstream in("/proc/self/status");

	for (std::string line; std::getline(in, line);) {
		static const int PREFIX_LEN = 11;

		if (line.compare(0, PREFIX_LEN, "TracerPid:\t") == 0) {
			// We're traced if the PID is not 0 and no other PID starts
			// with 0 digit, so it's enough to check for just a single
			// character.
			return line.length() > PREFIX_LEN && line[PREFIX_LEN] != '0';
		}
	}

	return false;
}
} // namespace Catch
#elif defined(_MSC_VER)
extern "C" __declspec(dllimport) int __stdcall IsDebuggerPresent();
namespace Catch
{
bool isDebuggerActive()
{
	return IsDebuggerPresent() != 0;
}
}
#elif defined(__MINGW32__)
extern "C" __declspec(dllimport) int __stdcall IsDebuggerPresent();
namespace Catch
{
bool isDebuggerActive()
{
	return IsDebuggerPresent() != 0;
}
}
#else
namespace Catch
{
bool isDebuggerActive()
{
	return false;
}
}
#endif // Platform
// end catch_debugger.cpp
// start catch_decomposer.cpp

namespace Catch
{

ITransientExpression::~ITransientExpression() = default;

void formatReconstructedExpression(std::ostream &os, std::string const& lhs, StringRef op, std::string const& rhs)
{
	if (lhs.size() + rhs.size() < 40 &&
			lhs.find('\n') == std::string::npos &&
			rhs.find('\n') == std::string::npos) {
		os << lhs << " " << op << " " << rhs;
	} else {
		os << lhs << "\n" << op << "\n" << rhs;
	}
}
}
// end catch_decomposer.cpp
// start catch_enforce.cpp

#include <stdexcept>

namespace Catch
{
#if defined(CATCH_CONFIG_DISABLE_EXCEPTIONS) && !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS_CUSTOM_HANDLER)
[[noreturn]]
void throw_exception(std::exception const& e)
{
	Catch::cerr() << "Catch will terminate because it needed to throw an exception.\n"
		      << "The message was: " << e.what() << '\n';
	std::terminate();
}
#endif

[[noreturn]]
void throw_logic_error(std::string const& msg)
{
	throw_exception(std::logic_error(msg));
}

[[noreturn]]
void throw_domain_error(std::string const& msg)
{
	throw_exception(std::domain_error(msg));
}

[[noreturn]]
void throw_runtime_error(std::string const& msg)
{
	throw_exception(std::runtime_error(msg));
}

} // namespace Catch;
// end catch_enforce.cpp
// start catch_enum_values_registry.cpp
// start catch_enum_values_registry.h

#include <vector>
#include <memory>

namespace Catch
{

namespace Detail
{

std::unique_ptr<EnumInfo> makeEnumInfo(StringRef enumName, StringRef allValueNames, std::vector<int> const& values);

class EnumValuesRegistry : public IMutableEnumValuesRegistry
{

	std::vector<std::unique_ptr<EnumInfo>> m_enumInfos;

	EnumInfo const& registerEnum(StringRef enumName, StringRef allEnums, std::vector<int> const& values) override;
};

std::vector<StringRef> parseEnums(StringRef enums);

} // Detail

} // Catch

// end catch_enum_values_registry.h

#include <map>
#include <cassert>

namespace Catch
{

IMutableEnumValuesRegistry::~IMutableEnumValuesRegistry() {}

namespace Detail
{

namespace
{
// Extracts the actual name part of an enum instance
// In other words, it returns the Blue part of Bikeshed::Colour::Blue
StringRef extractInstanceName(StringRef enumInstance)
{
	// Find last occurrence of ":"
	size_t name_start = enumInstance.size();

	while (name_start > 0 && enumInstance[name_start - 1] != ':') {
		--name_start;
	}

	return enumInstance.substr(name_start, enumInstance.size() - name_start);
}
}

std::vector<StringRef> parseEnums(StringRef enums)
{
	auto enumValues = splitStringRef(enums, ',');
	std::vector<StringRef> parsed;
	parsed.reserve(enumValues.size());

	for (auto const& enumValue : enumValues) {
		parsed.push_back(trim(extractInstanceName(enumValue)));
	}

	return parsed;
}

EnumInfo::~EnumInfo() {}

StringRef EnumInfo::lookup(int value) const
{
	for (auto const& valueToName : m_values) {
		if (valueToName.first == value) {
			return valueToName.second;
		}
	}

	return "{** unexpected enum value **}"_sr;
}

std::unique_ptr<EnumInfo> makeEnumInfo(StringRef enumName, StringRef allValueNames, std::vector<int> const& values)
{
	std::unique_ptr<EnumInfo> enumInfo(new EnumInfo);
	enumInfo->m_name = enumName;
	enumInfo->m_values.reserve(values.size());

	const auto valueNames = Catch::Detail::parseEnums(allValueNames);
	assert(valueNames.size() == values.size());
	std::size_t i = 0;

	for (auto value : values) {
		enumInfo->m_values.emplace_back(value, valueNames[i++]);
	}

	return enumInfo;
}

EnumInfo const& EnumValuesRegistry::registerEnum(StringRef enumName, StringRef allValueNames, std::vector<int> const& values)
{
	m_enumInfos.push_back(makeEnumInfo(enumName, allValueNames, values));
	return *m_enumInfos.back();
}

} // Detail
} // Catch

// end catch_enum_values_registry.cpp
// start catch_errno_guard.cpp

#include <cerrno>

namespace Catch
{
ErrnoGuard::ErrnoGuard(): m_oldErrno(errno) {}
ErrnoGuard::~ErrnoGuard()
{
	errno = m_oldErrno;
}
}
// end catch_errno_guard.cpp
// start catch_exception_translator_registry.cpp

// start catch_exception_translator_registry.h

#include <vector>
#include <string>
#include <memory>

namespace Catch
{

class ExceptionTranslatorRegistry : public IExceptionTranslatorRegistry
{
public:
	~ExceptionTranslatorRegistry();
	virtual void registerTranslator(const IExceptionTranslator* translator);
	std::string translateActiveException() const override;
	std::string tryTranslators() const;

private:
	std::vector<std::unique_ptr<IExceptionTranslator const>> m_translators;
};
}

// end catch_exception_translator_registry.h
#ifdef __OBJC__
#import "Foundation/Foundation.h"
#endif

namespace Catch
{

ExceptionTranslatorRegistry::~ExceptionTranslatorRegistry()
{
}

void ExceptionTranslatorRegistry::registerTranslator(const IExceptionTranslator* translator)
{
	m_translators.push_back(std::unique_ptr<const IExceptionTranslator>(translator));
}

#if !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
std::string ExceptionTranslatorRegistry::translateActiveException() const
{
	try {
#ifdef __OBJC__
		// In Objective-C try objective-c exceptions first

		@try {
			return tryTranslators();
		}
		@catch (NSException *exception) {
			return Catch::Detail::stringify([exception description]);
		}

#else

		// Compiling a mixed mode project with MSVC means that CLR
		// exceptions will be caught in (...) as well. However, these
		// do not fill-in std::current_exception and thus lead to crash
		// when attempting rethrow.
		// /EHa switch also causes structured exceptions to be caught
		// here, but they fill-in current_exception properly, so
		// at worst the output should be a little weird, instead of
		// causing a crash.
		if (std::current_exception() == nullptr) {
			return "Non C++ exception. Possibly a CLR exception.";
		}

		return tryTranslators();
#endif
	} catch (TestFailureException&) {
		std::rethrow_exception(std::current_exception());
	} catch (std::exception& ex) {
		return ex.what();
	} catch (std::string& msg) {
		return msg;
	} catch (const char* msg) {
		return msg;
	} catch (...) {
		return "Unknown exception";
	}
}

std::string ExceptionTranslatorRegistry::tryTranslators() const
{
	if (m_translators.empty()) {
		std::rethrow_exception(std::current_exception());
	} else {
		return m_translators[0]->translate(m_translators.begin() + 1, m_translators.end());
	}
}

#else // ^^ Exceptions are enabled // Exceptions are disabled vv
std::string ExceptionTranslatorRegistry::translateActiveException() const
{
	CATCH_INTERNAL_ERROR("Attempted to translate active exception under CATCH_CONFIG_DISABLE_EXCEPTIONS!");
}

std::string ExceptionTranslatorRegistry::tryTranslators() const
{
	CATCH_INTERNAL_ERROR("Attempted to use exception translators under CATCH_CONFIG_DISABLE_EXCEPTIONS!");
}
#endif

}
// end catch_exception_translator_registry.cpp
// start catch_fatal_condition.cpp

#include <algorithm>

#if !defined( CATCH_CONFIG_WINDOWS_SEH ) && !defined( CATCH_CONFIG_POSIX_SIGNALS )

namespace Catch
{

// If neither SEH nor signal handling is required, the handler impls
// do not have to do anything, and can be empty.
void FatalConditionHandler::engage_platform() {}
void FatalConditionHandler::disengage_platform() {}
FatalConditionHandler::FatalConditionHandler() = default;
FatalConditionHandler::~FatalConditionHandler() = default;

} // end namespace Catch

#endif // !CATCH_CONFIG_WINDOWS_SEH && !CATCH_CONFIG_POSIX_SIGNALS

#if defined( CATCH_CONFIG_WINDOWS_SEH ) && defined( CATCH_CONFIG_POSIX_SIGNALS )
#error "Inconsistent configuration: Windows' SEH handling and POSIX signals cannot be enabled at the same time"
#endif // CATCH_CONFIG_WINDOWS_SEH && CATCH_CONFIG_POSIX_SIGNALS

#if defined( CATCH_CONFIG_WINDOWS_SEH ) || defined( CATCH_CONFIG_POSIX_SIGNALS )

namespace
{
//! Signals fatal error message to the run context
void reportFatal(char const * const message)
{
	Catch::getCurrentContext().getResultCapture()->handleFatalErrorCondition(message);
}

//! Minimal size Catch2 needs for its own fatal error handling.
//! Picked anecdotally, so it might not be sufficient on all
//! platforms, and for all configurations.
constexpr std::size_t minStackSizeForErrors = 32 * 1024;
} // end unnamed namespace

#endif // CATCH_CONFIG_WINDOWS_SEH || CATCH_CONFIG_POSIX_SIGNALS

#if defined( CATCH_CONFIG_WINDOWS_SEH )

namespace Catch
{

struct SignalDefs {
	DWORD id;
	const char* name;
};

// There is no 1-1 mapping between signals and windows exceptions.
// Windows can easily distinguish between SO and SigSegV,
// but SigInt, SigTerm, etc are handled differently.
static SignalDefs signalDefs[] = {
	{ static_cast<DWORD>(EXCEPTION_ILLEGAL_INSTRUCTION),  "SIGILL - Illegal instruction signal" },
	{ static_cast<DWORD>(EXCEPTION_STACK_OVERFLOW), "SIGSEGV - Stack overflow" },
	{ static_cast<DWORD>(EXCEPTION_ACCESS_VIOLATION), "SIGSEGV - Segmentation violation signal" },
	{ static_cast<DWORD>(EXCEPTION_INT_DIVIDE_BY_ZERO), "Divide by zero error" },
};

static LONG CALLBACK handleVectoredException(PEXCEPTION_POINTERS ExceptionInfo)
{
	for (auto const& def : signalDefs) {
		if (ExceptionInfo->ExceptionRecord->ExceptionCode == def.id) {
			reportFatal(def.name);
		}
	}

	// If its not an exception we care about, pass it along.
	// This stops us from eating debugger breaks etc.
	return EXCEPTION_CONTINUE_SEARCH;
}

// Since we do not support multiple instantiations, we put these
// into global variables and rely on cleaning them up in outlined
// constructors/destructors
static PVOID exceptionHandlerHandle = nullptr;

// For MSVC, we reserve part of the stack memory for handling
// memory overflow structured exception.
FatalConditionHandler::FatalConditionHandler()
{
	ULONG guaranteeSize = static_cast<ULONG>(minStackSizeForErrors);

	if (!SetThreadStackGuarantee(&guaranteeSize)) {
		// We do not want to fully error out, because needing
		// the stack reserve should be rare enough anyway.
		Catch::cerr()
				<< "Failed to reserve piece of stack."
				<< " Stack overflows will not be reported successfully.";
	}
}

// We do not attempt to unset the stack guarantee, because
// Windows does not support lowering the stack size guarantee.
FatalConditionHandler::~FatalConditionHandler() = default;

void FatalConditionHandler::engage_platform()
{
	// Register as first handler in current chain
	exceptionHandlerHandle = AddVectoredExceptionHandler(1, handleVectoredException);

	if (!exceptionHandlerHandle) {
		CATCH_RUNTIME_ERROR("Could not register vectored exception handler");
	}
}

void FatalConditionHandler::disengage_platform()
{
	if (!RemoveVectoredExceptionHandler(exceptionHandlerHandle)) {
		CATCH_RUNTIME_ERROR("Could not unregister vectored exception handler");
	}

	exceptionHandlerHandle = nullptr;
}

} // end namespace Catch

#endif // CATCH_CONFIG_WINDOWS_SEH

#if defined( CATCH_CONFIG_POSIX_SIGNALS )

#include <signal.h>

namespace Catch
{

struct SignalDefs {
	int id;
	const char* name;
};

static SignalDefs signalDefs[] = {
	{ SIGINT,  "SIGINT - Terminal interrupt signal" },
	{ SIGILL,  "SIGILL - Illegal instruction signal" },
	{ SIGFPE,  "SIGFPE - Floating point error signal" },
	{ SIGSEGV, "SIGSEGV - Segmentation violation signal" },
	{ SIGTERM, "SIGTERM - Termination request signal" },
	{ SIGABRT, "SIGABRT - Abort (abnormal termination) signal" }
};

// Older GCCs trigger -Wmissing-field-initializers for T foo = {}
// which is zero initialization, but not explicit. We want to avoid
// that.
#if defined(__GNUC__)
#    pragma GCC diagnostic push
#    pragma GCC diagnostic ignored "-Wmissing-field-initializers"
#endif

static char* altStackMem = nullptr;
static std::size_t altStackSize = 0;
static stack_t oldSigStack{};
static struct sigaction oldSigActions[sizeof(signalDefs) / sizeof(SignalDefs)] {};

static void restorePreviousSignalHandlers()
{
	// We set signal handlers back to the previous ones. Hopefully
	// nobody overwrote them in the meantime, and doesn't expect
	// their signal handlers to live past ours given that they
	// installed them after ours..
	for (std::size_t i = 0; i < sizeof(signalDefs) / sizeof(SignalDefs); ++i) {
		sigaction(signalDefs[i].id, &oldSigActions[i], nullptr);
	}

	// Return the old stack
	sigaltstack(&oldSigStack, nullptr);
}

static void handleSignal(int sig)
{
	char const * name = "<unknown signal>";

	for (auto const& def : signalDefs) {
		if (sig == def.id) {
			name = def.name;
			break;
		}
	}

	// We need to restore previous signal handlers and let them do
	// their thing, so that the users can have the debugger break
	// when a signal is raised, and so on.
	restorePreviousSignalHandlers();
	reportFatal(name);
	raise(sig);
}

FatalConditionHandler::FatalConditionHandler()
{
	assert(!altStackMem && "Cannot initialize POSIX signal handler when one already exists");

	if (altStackSize == 0) {
		altStackSize = std::max(static_cast<size_t>(SIGSTKSZ), minStackSizeForErrors);
	}

	altStackMem = new char[altStackSize]();
}

FatalConditionHandler::~FatalConditionHandler()
{
	delete[] altStackMem;
	// We signal that another instance can be constructed by zeroing
	// out the pointer.
	altStackMem = nullptr;
}

void FatalConditionHandler::engage_platform()
{
	stack_t sigStack;
	sigStack.ss_sp = altStackMem;
	sigStack.ss_size = altStackSize;
	sigStack.ss_flags = 0;
	sigaltstack(&sigStack, &oldSigStack);
	struct sigaction sa = { };

	sa.sa_handler = handleSignal;
	sa.sa_flags = SA_ONSTACK;

	for (std::size_t i = 0; i < sizeof(signalDefs) / sizeof(SignalDefs); ++i) {
		sigaction(signalDefs[i].id, &sa, &oldSigActions[i]);
	}
}

#if defined(__GNUC__)
#    pragma GCC diagnostic pop
#endif

void FatalConditionHandler::disengage_platform()
{
	restorePreviousSignalHandlers();
}

} // end namespace Catch

#endif // CATCH_CONFIG_POSIX_SIGNALS
// end catch_fatal_condition.cpp
// start catch_generators.cpp

#include <limits>
#include <set>

namespace Catch
{

IGeneratorTracker::~IGeneratorTracker() {}

const char* GeneratorException::what() const noexcept
{
	return m_msg;
}

namespace Generators
{

GeneratorUntypedBase::~GeneratorUntypedBase() {}

auto acquireGeneratorTracker(StringRef generatorName, SourceLineInfo const& lineInfo) -> IGeneratorTracker&
{
	return getResultCapture().acquireGeneratorTracker(generatorName, lineInfo);
}

} // namespace Generators
} // namespace Catch
// end catch_generators.cpp
// start catch_interfaces_capture.cpp

namespace Catch
{
IResultCapture::~IResultCapture() = default;
}
// end catch_interfaces_capture.cpp
// start catch_interfaces_config.cpp

namespace Catch
{
IConfig::~IConfig() = default;
}
// end catch_interfaces_config.cpp
// start catch_interfaces_exception.cpp

namespace Catch
{
IExceptionTranslator::~IExceptionTranslator() = default;
IExceptionTranslatorRegistry::~IExceptionTranslatorRegistry() = default;
}
// end catch_interfaces_exception.cpp
// start catch_interfaces_registry_hub.cpp

namespace Catch
{
IRegistryHub::~IRegistryHub() = default;
IMutableRegistryHub::~IMutableRegistryHub() = default;
}
// end catch_interfaces_registry_hub.cpp
// start catch_interfaces_reporter.cpp

// start catch_reporter_listening.h

namespace Catch
{

class ListeningReporter : public IStreamingReporter
{
	using Reporters = std::vector<IStreamingReporterPtr>;
	Reporters m_listeners;
	IStreamingReporterPtr m_reporter = nullptr;
	ReporterPreferences m_preferences;

public:
	ListeningReporter();

	void addListener(IStreamingReporterPtr&& listener);
	void addReporter(IStreamingReporterPtr&& reporter);

public: // IStreamingReporter

	ReporterPreferences getPreferences() const override;

	void noMatchingTestCases(std::string const& spec) override;

	void reportInvalidArguments(std::string const&arg) override;

	static std::set<Verbosity> getSupportedVerbosities();

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
	void benchmarkPreparing(std::string const& name) override;
	void benchmarkStarting(BenchmarkInfo const& benchmarkInfo) override;
	void benchmarkEnded(BenchmarkStats<> const& benchmarkStats) override;
	void benchmarkFailed(std::string const&) override;
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING

	void testRunStarting(TestRunInfo const& testRunInfo) override;
	void testGroupStarting(GroupInfo const& groupInfo) override;
	void testCaseStarting(TestCaseInfo const& testInfo) override;
	void sectionStarting(SectionInfo const& sectionInfo) override;
	void assertionStarting(AssertionInfo const& assertionInfo) override;

	// The return value indicates if the messages buffer should be cleared:
	bool assertionEnded(AssertionStats const& assertionStats) override;
	void sectionEnded(SectionStats const& sectionStats) override;
	void testCaseEnded(TestCaseStats const& testCaseStats) override;
	void testGroupEnded(TestGroupStats const& testGroupStats) override;
	void testRunEnded(TestRunStats const& testRunStats) override;

	void skipTest(TestCaseInfo const& testInfo) override;
	bool isMulti() const override;

};

} // end namespace Catch

// end catch_reporter_listening.h
namespace Catch
{

ReporterConfig::ReporterConfig(IConfigPtr const& _fullConfig)
	:   m_stream(&_fullConfig->stream()), m_fullConfig(_fullConfig) {}

ReporterConfig::ReporterConfig(IConfigPtr const& _fullConfig, std::ostream& _stream)
	:   m_stream(&_stream), m_fullConfig(_fullConfig) {}

std::ostream& ReporterConfig::stream() const
{
	return *m_stream;
}
IConfigPtr ReporterConfig::fullConfig() const
{
	return m_fullConfig;
}

TestRunInfo::TestRunInfo(std::string const& _name) : name(_name) {}

GroupInfo::GroupInfo(std::string const& _name,
		     std::size_t _groupIndex,
		     std::size_t _groupsCount)
	:   name(_name),
	    groupIndex(_groupIndex),
	    groupsCounts(_groupsCount)
{}

AssertionStats::AssertionStats(AssertionResult const& _assertionResult,
			       std::vector<MessageInfo> const& _infoMessages,
			       Totals const& _totals)
	:   assertionResult(_assertionResult),
	    infoMessages(_infoMessages),
	    totals(_totals)
{
	assertionResult.m_resultData.lazyExpression.m_transientExpression = _assertionResult.m_resultData.lazyExpression.m_transientExpression;

	if (assertionResult.hasMessage()) {
		// Copy message into messages list.
		// !TBD This should have been done earlier, somewhere
		MessageBuilder builder(assertionResult.getTestMacroName(), assertionResult.getSourceInfo(), assertionResult.getResultType());
		builder << assertionResult.getMessage();
		builder.m_info.message = builder.m_stream.str();

		infoMessages.push_back(builder.m_info);
	}
}

AssertionStats::~AssertionStats() = default;

SectionStats::SectionStats(SectionInfo const& _sectionInfo,
			   Counts const& _assertions,
			   double _durationInSeconds,
			   bool _missingAssertions)
	:   sectionInfo(_sectionInfo),
	    assertions(_assertions),
	    durationInSeconds(_durationInSeconds),
	    missingAssertions(_missingAssertions)
{}

SectionStats::~SectionStats() = default;

TestCaseStats::TestCaseStats(TestCaseInfo const& _testInfo,
			     Totals const& _totals,
			     std::string const& _stdOut,
			     std::string const& _stdErr,
			     bool _aborting)
	: testInfo(_testInfo),
	  totals(_totals),
	  stdOut(_stdOut),
	  stdErr(_stdErr),
	  aborting(_aborting)
{}

TestCaseStats::~TestCaseStats() = default;

TestGroupStats::TestGroupStats(GroupInfo const& _groupInfo,
			       Totals const& _totals,
			       bool _aborting)
	:   groupInfo(_groupInfo),
	    totals(_totals),
	    aborting(_aborting)
{}

TestGroupStats::TestGroupStats(GroupInfo const& _groupInfo)
	:   groupInfo(_groupInfo),
	    aborting(false)
{}

TestGroupStats::~TestGroupStats() = default;

TestRunStats::TestRunStats(TestRunInfo const& _runInfo,
			   Totals const& _totals,
			   bool _aborting)
	:   runInfo(_runInfo),
	    totals(_totals),
	    aborting(_aborting)
{}

TestRunStats::~TestRunStats() = default;

void IStreamingReporter::fatalErrorEncountered(StringRef) {}
bool IStreamingReporter::isMulti() const
{
	return false;
}

IReporterFactory::~IReporterFactory() = default;
IReporterRegistry::~IReporterRegistry() = default;

} // end namespace Catch
// end catch_interfaces_reporter.cpp
// start catch_interfaces_runner.cpp

namespace Catch
{
IRunner::~IRunner() = default;
}
// end catch_interfaces_runner.cpp
// start catch_interfaces_testcase.cpp

namespace Catch
{
ITestInvoker::~ITestInvoker() = default;
ITestCaseRegistry::~ITestCaseRegistry() = default;
}
// end catch_interfaces_testcase.cpp
// start catch_leak_detector.cpp

#ifdef CATCH_CONFIG_WINDOWS_CRTDBG
#include <crtdbg.h>

namespace Catch
{

LeakDetector::LeakDetector()
{
	int flag = _CrtSetDbgFlag(_CRTDBG_REPORT_FLAG);
	flag |= _CRTDBG_LEAK_CHECK_DF;
	flag |= _CRTDBG_ALLOC_MEM_DF;
	_CrtSetDbgFlag(flag);
	_CrtSetReportMode(_CRT_WARN, _CRTDBG_MODE_FILE | _CRTDBG_MODE_DEBUG);
	_CrtSetReportFile(_CRT_WARN, _CRTDBG_FILE_STDERR);
	// Change this to leaking allocation's number to break there
	_CrtSetBreakAlloc(-1);
}
}

#else

Catch::LeakDetector::LeakDetector() {}

#endif

Catch::LeakDetector::~LeakDetector()
{
	Catch::cleanUp();
}
// end catch_leak_detector.cpp
// start catch_list.cpp

// start catch_list.h

#include <set>

namespace Catch
{

std::size_t listTests(Config const& config);

std::size_t listTestsNamesOnly(Config const& config);

struct TagInfo {
	void add(std::string const& spelling);
	std::string all() const;

	std::set<std::string> spellings;
	std::size_t count = 0;
};

std::size_t listTags(Config const& config);

std::size_t listReporters();

Option<std::size_t> list(std::shared_ptr<Config> const& config);

} // end namespace Catch

// end catch_list.h
// start catch_text.h

namespace Catch
{
using namespace clara::TextFlow;
}

// end catch_text.h
#include <limits>
#include <algorithm>
#include <iomanip>

namespace Catch
{

std::size_t listTests(Config const& config)
{
	TestSpec const& testSpec = config.testSpec();

	if (config.hasTestFilters()) {
		Catch::cout() << "Matching test cases:\n";
	} else {
		Catch::cout() << "All available test cases:\n";
	}

	auto matchedTestCases = filterTests(getAllTestCasesSorted(config), testSpec, config);

	for (auto const& testCaseInfo : matchedTestCases) {
		Colour::Code colour = testCaseInfo.isHidden()
				      ? Colour::SecondaryText
				      : Colour::None;
		Colour colourGuard(colour);

		Catch::cout() << Column(testCaseInfo.name).initialIndent(2).indent(4) << "\n";

		if (config.verbosity() >= Verbosity::High) {
			Catch::cout() << Column(Catch::Detail::stringify(testCaseInfo.lineInfo)).indent(4) << std::endl;
			std::string description = testCaseInfo.description;

			if (description.empty()) {
				description = "(NO DESCRIPTION)";
			}

			Catch::cout() << Column(description).indent(4) << std::endl;
		}

		if (!testCaseInfo.tags.empty()) {
			Catch::cout() << Column(testCaseInfo.tagsAsString()).indent(6) << "\n";
		}
	}

	if (!config.hasTestFilters()) {
		Catch::cout() << pluralise(matchedTestCases.size(), "test case") << '\n' << std::endl;
	} else {
		Catch::cout() << pluralise(matchedTestCases.size(), "matching test case") << '\n' << std::endl;
	}

	return matchedTestCases.size();
}

std::size_t listTestsNamesOnly(Config const& config)
{
	TestSpec const& testSpec = config.testSpec();
	std::size_t matchedTests = 0;
	std::vector<TestCase> matchedTestCases = filterTests(getAllTestCasesSorted(config), testSpec, config);

	for (auto const& testCaseInfo : matchedTestCases) {
		matchedTests++;

		if (startsWith(testCaseInfo.name, '#')) {
			Catch::cout() << '"' << testCaseInfo.name << '"';
		} else {
			Catch::cout() << testCaseInfo.name;
		}

		if (config.verbosity() >= Verbosity::High) {
			Catch::cout() << "\t@" << testCaseInfo.lineInfo;
		}

		Catch::cout() << std::endl;
	}

	return matchedTests;
}

void TagInfo::add(std::string const& spelling)
{
	++count;
	spellings.insert(spelling);
}

std::string TagInfo::all() const
{
	size_t size = 0;

	for (auto const& spelling : spellings) {
		// Add 2 for the brackes
		size += spelling.size() + 2;
	}

	std::string out;
	out.reserve(size);

	for (auto const& spelling : spellings) {
		out += '[';
		out += spelling;
		out += ']';
	}

	return out;
}

std::size_t listTags(Config const& config)
{
	TestSpec const& testSpec = config.testSpec();

	if (config.hasTestFilters()) {
		Catch::cout() << "Tags for matching test cases:\n";
	} else {
		Catch::cout() << "All available tags:\n";
	}

	std::map<std::string, TagInfo> tagCounts;

	std::vector<TestCase> matchedTestCases = filterTests(getAllTestCasesSorted(config), testSpec, config);

	for (auto const& testCase : matchedTestCases) {
		for (auto const& tagName : testCase.getTestCaseInfo().tags) {
			std::string lcaseTagName = toLower(tagName);
			auto countIt = tagCounts.find(lcaseTagName);

			if (countIt == tagCounts.end()) {
				countIt = tagCounts.insert(std::make_pair(lcaseTagName, TagInfo())).first;
			}

			countIt->second.add(tagName);
		}
	}

	for (auto const& tagCount : tagCounts) {
		ReusableStringStream rss;
		rss << "  " << std::setw(2) << tagCount.second.count << "  ";
		auto str = rss.str();
		auto wrapper = Column(tagCount.second.all())
			       .initialIndent(0)
			       .indent(str.size())
			       .width(CATCH_CONFIG_CONSOLE_WIDTH - 10);
		Catch::cout() << str << wrapper << '\n';
	}

	Catch::cout() << pluralise(tagCounts.size(), "tag") << '\n' << std::endl;
	return tagCounts.size();
}

std::size_t listReporters()
{
	Catch::cout() << "Available reporters:\n";
	IReporterRegistry::FactoryMap const& factories = getRegistryHub().getReporterRegistry().getFactories();
	std::size_t maxNameLen = 0;

	for (auto const& factoryKvp : factories) {
		maxNameLen = (std::max)(maxNameLen, factoryKvp.first.size());
	}

	for (auto const& factoryKvp : factories) {
		Catch::cout()
				<< Column(factoryKvp.first + ":")
				.indent(2)
				.width(5 + maxNameLen)
				+  Column(factoryKvp.second->getDescription())
				.initialIndent(0)
				.indent(2)
				.width(CATCH_CONFIG_CONSOLE_WIDTH - maxNameLen - 8)
				<< "\n";
	}

	Catch::cout() << std::endl;
	return factories.size();
}

Option<std::size_t> list(std::shared_ptr<Config> const& config)
{
	Option<std::size_t> listedCount;
	getCurrentMutableContext().setConfig(config);

	if (config->listTests()) {
		listedCount = listedCount.valueOr(0) + listTests(*config);
	}

	if (config->listTestNamesOnly()) {
		listedCount = listedCount.valueOr(0) + listTestsNamesOnly(*config);
	}

	if (config->listTags()) {
		listedCount = listedCount.valueOr(0) + listTags(*config);
	}

	if (config->listReporters()) {
		listedCount = listedCount.valueOr(0) + listReporters();
	}

	return listedCount;
}

} // end namespace Catch
// end catch_list.cpp
// start catch_matchers.cpp

namespace Catch
{
namespace Matchers
{
namespace Impl
{

std::string MatcherUntypedBase::toString() const
{
	if (m_cachedToString.empty()) {
		m_cachedToString = describe();
	}

	return m_cachedToString;
}

MatcherUntypedBase::~MatcherUntypedBase() = default;

} // namespace Impl
} // namespace Matchers

using namespace Matchers;
using Matchers::Impl::MatcherBase;

} // namespace Catch
// end catch_matchers.cpp
// start catch_matchers_exception.cpp

namespace Catch
{
namespace Matchers
{
namespace Exception
{

bool ExceptionMessageMatcher::match(std::exception const& ex) const
{
	return ex.what() == m_message;
}

std::string ExceptionMessageMatcher::describe() const
{
	return "exception message matches \"" + m_message + "\"";
}

}
Exception::ExceptionMessageMatcher Message(std::string const& message)
{
	return Exception::ExceptionMessageMatcher(message);
}

// namespace Exception
} // namespace Matchers
} // namespace Catch
// end catch_matchers_exception.cpp
// start catch_matchers_floating.cpp

// start catch_polyfills.hpp

namespace Catch
{
bool isnan(float f);
bool isnan(double d);
}

// end catch_polyfills.hpp
// start catch_to_string.hpp

#include <string>

namespace Catch
{
template <typename T>
std::string to_string(T const& t)
{
#if defined(CATCH_CONFIG_CPP11_TO_STRING)
	return std::to_string(t);
#else
	ReusableStringStream rss;
	rss << t;
	return rss.str();
#endif
}
} // end namespace Catch

// end catch_to_string.hpp
#include <algorithm>
#include <cmath>
#include <cstdlib>
#include <cstdint>
#include <cstring>
#include <sstream>
#include <type_traits>
#include <iomanip>
#include <limits>

namespace Catch
{
namespace
{

int32_t convert(float f)
{
	static_assert(sizeof(float) == sizeof(int32_t), "Important ULP matcher assumption violated");
	int32_t i;
	std::memcpy(&i, &f, sizeof(f));
	return i;
}

int64_t convert(double d)
{
	static_assert(sizeof(double) == sizeof(int64_t), "Important ULP matcher assumption violated");
	int64_t i;
	std::memcpy(&i, &d, sizeof(d));
	return i;
}

template <typename FP>
bool almostEqualUlps(FP lhs, FP rhs, uint64_t maxUlpDiff)
{
	// Comparison with NaN should always be false.
	// This way we can rule it out before getting into the ugly details
	if (Catch::isnan(lhs) || Catch::isnan(rhs)) {
		return false;
	}

	auto lc = convert(lhs);
	auto rc = convert(rhs);

	if ((lc < 0) != (rc < 0)) {
		// Potentially we can have +0 and -0
		return lhs == rhs;
	}

	// static cast as a workaround for IBM XLC
	auto ulpDiff = std::abs(static_cast<FP>(lc - rc));
	return static_cast<uint64_t>(ulpDiff) <= maxUlpDiff;
}

#if defined(CATCH_CONFIG_GLOBAL_NEXTAFTER)

float nextafter(float x, float y)
{
	return ::nextafterf(x, y);
}

double nextafter(double x, double y)
{
	return ::nextafter(x, y);
}

#endif // ^^^ CATCH_CONFIG_GLOBAL_NEXTAFTER ^^^

template <typename FP>
FP step(FP start, FP direction, uint64_t steps)
{
	for (uint64_t i = 0; i < steps; ++i) {
#if defined(CATCH_CONFIG_GLOBAL_NEXTAFTER)
		start = Catch::nextafter(start, direction);
#else
		start = std::nextafter(start, direction);
#endif
	}

	return start;
}

// Performs equivalent check of std::fabs(lhs - rhs) <= margin
// But without the subtraction to allow for INFINITY in comparison
bool marginComparison(double lhs, double rhs, double margin)
{
	return (lhs + margin >= rhs) && (rhs + margin >= lhs);
}

template <typename FloatingPoint>
void write(std::ostream& out, FloatingPoint num)
{
	out << std::scientific
	     << std::setprecision(std::numeric_limits<FloatingPoint>::max_digits10 - 1)
	      << num;
}

} // end anonymous namespace

     namespace Matchers
{
namespace Floating
{

enum class FloatingPointKind : uint8_t {
	Float,
	Double
};

WithinAbsMatcher::WithinAbsMatcher(double target, double margin)
	: m_target{ target }, m_margin{ margin }
{
	CATCH_ENFORCE(margin >= 0, "Invalid margin: " << margin << '.'
		      << " Margin has to be non-negative.");
}

// Performs equivalent check of std::fabs(lhs - rhs) <= margin
// But without the subtraction to allow for INFINITY in comparison
bool WithinAbsMatcher::match(double const& matchee) const
{
	return (matchee + m_margin >= m_target) && (m_target + m_margin >= matchee);
}

std::string WithinAbsMatcher::describe() const
{
	return "is within " + ::Catch::Detail::stringify(m_margin) + " of " + ::Catch::Detail::stringify(m_target);
}

WithinUlpsMatcher::WithinUlpsMatcher(double target, uint64_t ulps, FloatingPointKind baseType)
	: m_target{ target }, m_ulps{ ulps }, m_type{ baseType }
{
	CATCH_ENFORCE(m_type == FloatingPointKind::Double
		      || m_ulps < (std::numeric_limits<uint32_t>::max)(),
		      "Provided ULP is impossibly large for a float comparison.");
}

#if defined(__clang__)
#pragma clang diagnostic push
// Clang <3.5 reports on the default branch in the switch below
#pragma clang diagnostic ignored "-Wunreachable-code"
#endif

bool WithinUlpsMatcher::match(double const& matchee) const
{
	switch (m_type) {
		case FloatingPointKind::Float:
			return almostEqualUlps<float>(static_cast<float>(matchee), static_cast<float>(m_target), m_ulps);

		case FloatingPointKind::Double:
			return almostEqualUlps<double>(matchee, m_target, m_ulps);

		default:
			CATCH_INTERNAL_ERROR("Unknown FloatingPointKind value");
	}
}

#if defined(__clang__)
#pragma clang diagnostic pop
#endif

std::string WithinUlpsMatcher::describe() const
{
	std::stringstream ret;

	ret << "is within " << m_ulps << " ULPs of ";

	if (m_type == FloatingPointKind::Float) {
		write(ret, static_cast<float>(m_target));
		ret << 'f';
	} else {
		write(ret, m_target);
	}

	ret << " ([";

	if (m_type == FloatingPointKind::Double) {
		write(ret, step(m_target, static_cast<double>(-INFINITY), m_ulps));
		ret << ", ";
		write(ret, step(m_target, static_cast<double>(INFINITY), m_ulps));
	} else {
		// We have to cast INFINITY to float because of MinGW, see #1782
		write(ret, step(static_cast<float>(m_target), static_cast<float>(-INFINITY), m_ulps));
		ret << ", ";
		write(ret, step(static_cast<float>(m_target), static_cast<float>(INFINITY), m_ulps));
	}

	ret << "])";

	return ret.str();
}

WithinRelMatcher::WithinRelMatcher(double target, double epsilon):
	m_target(target),
	m_epsilon(epsilon)
{
	CATCH_ENFORCE(m_epsilon >= 0., "Relative comparison with epsilon <  0 does not make sense.");
	CATCH_ENFORCE(m_epsilon  < 1., "Relative comparison with epsilon >= 1 does not make sense.");
}

bool WithinRelMatcher::match(double const& matchee) const
{
	const auto relMargin = m_epsilon * (std::max)(std::fabs(matchee), std::fabs(m_target));
	return marginComparison(matchee, m_target,
				std::isinf(relMargin) ? 0 : relMargin);
}

std::string WithinRelMatcher::describe() const
{
	Catch::ReusableStringStream sstr;
	sstr << "and " << m_target << " are within " << m_epsilon * 100. << "% of each other";
	return sstr.str();
}

}// namespace Floating

Floating::WithinUlpsMatcher WithinULP(double target, uint64_t maxUlpDiff)
{
	return Floating::WithinUlpsMatcher(target, maxUlpDiff, Floating::FloatingPointKind::Double);
}

Floating::WithinUlpsMatcher WithinULP(float target, uint64_t maxUlpDiff)
{
	return Floating::WithinUlpsMatcher(target, maxUlpDiff, Floating::FloatingPointKind::Float);
}

Floating::WithinAbsMatcher WithinAbs(double target, double margin)
{
	return Floating::WithinAbsMatcher(target, margin);
}

Floating::WithinRelMatcher WithinRel(double target, double eps)
{
	return Floating::WithinRelMatcher(target, eps);
}

Floating::WithinRelMatcher WithinRel(double target)
{
	return Floating::WithinRelMatcher(target, std::numeric_limits<double>::epsilon() * 100);
}

Floating::WithinRelMatcher WithinRel(float target, float eps)
{
	return Floating::WithinRelMatcher(target, eps);
}

Floating::WithinRelMatcher WithinRel(float target)
{
	return Floating::WithinRelMatcher(target, std::numeric_limits<float>::epsilon() * 100);
}

} // namespace Matchers
} // namespace Catch
// end catch_matchers_floating.cpp
// start catch_matchers_generic.cpp

std::string Catch::Matchers::Generic::Detail::finalizeDescription(const std::string& desc)
{
	if (desc.empty()) {
		return "matches undescribed predicate";
	} else {
		return "matches predicate: \"" + desc + '"';
	}
}
// end catch_matchers_generic.cpp
// start catch_matchers_string.cpp

#include <regex>

namespace Catch
{
namespace Matchers
{

namespace StdString
{

CasedString::CasedString(std::string const& str, CaseSensitive::Choice caseSensitivity)
	:   m_caseSensitivity(caseSensitivity),
	    m_str(adjustString(str))
{}
std::string CasedString::adjustString(std::string const& str) const
{
	return m_caseSensitivity == CaseSensitive::No
	       ? toLower(str)
	       : str;
}
std::string CasedString::caseSensitivitySuffix() const
{
	return m_caseSensitivity == CaseSensitive::No
	       ? " (case insensitive)"
	       : std::string();
}

StringMatcherBase::StringMatcherBase(std::string const& operation, CasedString const& comparator)
	: m_comparator(comparator),
	  m_operation(operation)
{
}

std::string StringMatcherBase::describe() const
{
	std::string description;
	description.reserve(5 + m_operation.size() + m_comparator.m_str.size() +
			    m_comparator.caseSensitivitySuffix().size());
	description += m_operation;
	description += ": \"";
	description += m_comparator.m_str;
	description += "\"";
	description += m_comparator.caseSensitivitySuffix();
	return description;
}

EqualsMatcher::EqualsMatcher(CasedString const& comparator) : StringMatcherBase("equals", comparator) {}

bool EqualsMatcher::match(std::string const& source) const
{
	return m_comparator.adjustString(source) == m_comparator.m_str;
}

ContainsMatcher::ContainsMatcher(CasedString const& comparator) : StringMatcherBase("contains", comparator) {}

bool ContainsMatcher::match(std::string const& source) const
{
	return contains(m_comparator.adjustString(source), m_comparator.m_str);
}

StartsWithMatcher::StartsWithMatcher(CasedString const& comparator) : StringMatcherBase("starts with", comparator) {}

bool StartsWithMatcher::match(std::string const& source) const
{
	return startsWith(m_comparator.adjustString(source), m_comparator.m_str);
}

EndsWithMatcher::EndsWithMatcher(CasedString const& comparator) : StringMatcherBase("ends with", comparator) {}

bool EndsWithMatcher::match(std::string const& source) const
{
	return endsWith(m_comparator.adjustString(source), m_comparator.m_str);
}

RegexMatcher::RegexMatcher(std::string regex, CaseSensitive::Choice caseSensitivity): m_regex(std::move(regex)), m_caseSensitivity(caseSensitivity) {}

bool RegexMatcher::match(std::string const& matchee) const
{
	auto flags = std::regex::ECMAScript; // ECMAScript is the default syntax option anyway

	if (m_caseSensitivity == CaseSensitive::Choice::No) {
		flags |= std::regex::icase;
	}

	auto reg = std::regex(m_regex, flags);
	return std::regex_match(matchee, reg);
}

std::string RegexMatcher::describe() const
{
	return "matches " + ::Catch::Detail::stringify(m_regex) + ((m_caseSensitivity == CaseSensitive::Choice::Yes) ? " case sensitively" : " case insensitively");
}

} // namespace StdString

StdString::EqualsMatcher Equals(std::string const& str, CaseSensitive::Choice caseSensitivity)
{
	return StdString::EqualsMatcher(StdString::CasedString(str, caseSensitivity));
}
StdString::ContainsMatcher Contains(std::string const& str, CaseSensitive::Choice caseSensitivity)
{
	return StdString::ContainsMatcher(StdString::CasedString(str, caseSensitivity));
}
StdString::EndsWithMatcher EndsWith(std::string const& str, CaseSensitive::Choice caseSensitivity)
{
	return StdString::EndsWithMatcher(StdString::CasedString(str, caseSensitivity));
}
StdString::StartsWithMatcher StartsWith(std::string const& str, CaseSensitive::Choice caseSensitivity)
{
	return StdString::StartsWithMatcher(StdString::CasedString(str, caseSensitivity));
}

StdString::RegexMatcher Matches(std::string const& regex, CaseSensitive::Choice caseSensitivity)
{
	return StdString::RegexMatcher(regex, caseSensitivity);
}

} // namespace Matchers
} // namespace Catch
// end catch_matchers_string.cpp
// start catch_message.cpp

// start catch_uncaught_exceptions.h

namespace Catch
{
bool uncaught_exceptions();
} // end namespace Catch

// end catch_uncaught_exceptions.h
#include <cassert>
#include <stack>

namespace Catch
{

MessageInfo::MessageInfo(StringRef const& _macroName,
			 SourceLineInfo const& _lineInfo,
			 ResultWas::OfType _type)
	:   macroName(_macroName),
	    lineInfo(_lineInfo),
	    type(_type),
	    sequence(++globalCount)
{}

bool MessageInfo::operator==(MessageInfo const& other) const
{
	return sequence == other.sequence;
}

bool MessageInfo::operator<(MessageInfo const& other) const
{
	return sequence < other.sequence;
}

// This may need protecting if threading support is added
unsigned int MessageInfo::globalCount = 0;

////////////////////////////////////////////////////////////////////////////

Catch::MessageBuilder::MessageBuilder(StringRef const& macroName,
				      SourceLineInfo const& lineInfo,
				      ResultWas::OfType type)
	: m_info(macroName, lineInfo, type) {}

////////////////////////////////////////////////////////////////////////////

ScopedMessage::ScopedMessage(MessageBuilder const& builder)
	: m_info(builder.m_info), m_moved()
{
	m_info.message = builder.m_stream.str();
	getResultCapture().pushScopedMessage(m_info);
}

ScopedMessage::ScopedMessage(ScopedMessage&& old)
	: m_info(old.m_info), m_moved()
{
	old.m_moved = true;
}

ScopedMessage::~ScopedMessage()
{
	if (!uncaught_exceptions() && !m_moved) {
		getResultCapture().popScopedMessage(m_info);
	}
}

Capturer::Capturer(StringRef macroName, SourceLineInfo const& lineInfo, ResultWas::OfType resultType, StringRef names)
{
	auto trimmed = [&](size_t start, size_t end) {
		while (names[start] == ',' || isspace(static_cast<unsigned char>(names[start]))) {
			++start;
		}

		while (names[end] == ',' || isspace(static_cast<unsigned char>(names[end]))) {
			--end;
		}

		return names.substr(start, end - start + 1);
	};
	auto skipq = [&](size_t start, char quote) {
		for (auto i = start + 1; i < names.size() ; ++i) {
			if (names[i] == quote) {
				return i;
			}

			if (names[i] == '\\') {
				++i;
			}
		}

		CATCH_INTERNAL_ERROR("CAPTURE parsing encountered unmatched quote");
	};

	size_t start = 0;
	std::stack<char> openings;

	for (size_t pos = 0; pos < names.size(); ++pos) {
		char c = names[pos];

		switch (c) {
			case '[':
			case '{':
			case '(':
				// It is basically impossible to disambiguate between
				// comparison and start of template args in this context
//            case '<':
				openings.push(c);
				break;

			case ']':
			case '}':
			case ')':
//           case '>':
				openings.pop();
				break;

			case '"':
			case '\'':
				pos = skipq(pos, c);
				break;

			case ',':
				if (start != pos && openings.empty()) {
					m_messages.emplace_back(macroName, lineInfo, resultType);
					m_messages.back().message = static_cast<std::string>(trimmed(start, pos));
					m_messages.back().message += " := ";
					start = pos;
				}
		}
	}

	assert(openings.empty() && "Mismatched openings");
	m_messages.emplace_back(macroName, lineInfo, resultType);
	m_messages.back().message = static_cast<std::string>(trimmed(start, names.size() - 1));
	m_messages.back().message += " := ";
}
Capturer::~Capturer()
{
	if (!uncaught_exceptions()) {
		assert(m_captured == m_messages.size());

		for (size_t i = 0; i < m_captured; ++i) {
			m_resultCapture.popScopedMessage(m_messages[i]);
		}
	}
}

void Capturer::captureValue(size_t index, std::string const& value)
{
	assert(index < m_messages.size());
	m_messages[index].message += value;
	m_resultCapture.pushScopedMessage(m_messages[index]);
	m_captured++;
}

} // end namespace Catch
// end catch_message.cpp
// start catch_output_redirect.cpp

// start catch_output_redirect.h
#ifndef TWOBLUECUBES_CATCH_OUTPUT_REDIRECT_H
#define TWOBLUECUBES_CATCH_OUTPUT_REDIRECT_H

#include <cstdio>
#include <iosfwd>
#include <string>

namespace Catch
{

class RedirectedStream
{
	std::ostream& m_originalStream;
	std::ostream& m_redirectionStream;
	std::streambuf* m_prevBuf;

public:
	RedirectedStream(std::ostream& originalStream, std::ostream& redirectionStream);
	~RedirectedStream();
};

class RedirectedStdOut
{
	ReusableStringStream m_rss;
	RedirectedStream m_cout;
public:
	RedirectedStdOut();
	auto str() const -> std::string;
};

// StdErr has two constituent streams in C++, std::cerr and std::clog
// This means that we need to redirect 2 streams into 1 to keep proper
// order of writes
class RedirectedStdErr
{
	ReusableStringStream m_rss;
	RedirectedStream m_cerr;
	RedirectedStream m_clog;
public:
	RedirectedStdErr();
	auto str() const -> std::string;
};

class RedirectedStreams
{
public:
	RedirectedStreams(RedirectedStreams const&) = delete;
	RedirectedStreams& operator=(RedirectedStreams const&) = delete;
	RedirectedStreams(RedirectedStreams&&) = delete;
	RedirectedStreams& operator=(RedirectedStreams&&) = delete;

	RedirectedStreams(std::string& redirectedCout, std::string& redirectedCerr);
	~RedirectedStreams();
private:
	std::string& m_redirectedCout;
	std::string& m_redirectedCerr;
	RedirectedStdOut m_redirectedStdOut;
	RedirectedStdErr m_redirectedStdErr;
};

#if defined(CATCH_CONFIG_NEW_CAPTURE)

// Windows's implementation of std::tmpfile is terrible (it tries
// to create a file inside system folder, thus requiring elevated
// privileges for the binary), so we have to use tmpnam(_s) and
// create the file ourselves there.
class TempFile
{
public:
	TempFile(TempFile const&) = delete;
	TempFile& operator=(TempFile const&) = delete;
	TempFile(TempFile&&) = delete;
	TempFile& operator=(TempFile&&) = delete;

	TempFile();
	~TempFile();

	std::FILE* getFile();
	std::string getContents();

private:
	std::FILE* m_file = nullptr;
#if defined(_MSC_VER)
	char m_buffer[L_tmpnam] = { 0 };
#endif
};

class OutputRedirect
{
public:
	OutputRedirect(OutputRedirect const&) = delete;
	OutputRedirect& operator=(OutputRedirect const&) = delete;
	OutputRedirect(OutputRedirect&&) = delete;
	OutputRedirect& operator=(OutputRedirect&&) = delete;

	OutputRedirect(std::string& stdout_dest, std::string& stderr_dest);
	~OutputRedirect();

private:
	int m_originalStdout = -1;
	int m_originalStderr = -1;
	TempFile m_stdoutFile;
	TempFile m_stderrFile;
	std::string& m_stdoutDest;
	std::string& m_stderrDest;
};

#endif

} // end namespace Catch

#endif // TWOBLUECUBES_CATCH_OUTPUT_REDIRECT_H
// end catch_output_redirect.h
#include <cstdio>
#include <cstring>
#include <fstream>
#include <sstream>
#include <stdexcept>

#if defined(CATCH_CONFIG_NEW_CAPTURE)
#if defined(_MSC_VER)
#include <io.h>      //_dup and _dup2
#define dup _dup
#define dup2 _dup2
#define fileno _fileno
#else
#include <unistd.h>  // dup and dup2
#endif
#endif

namespace Catch
{

RedirectedStream::RedirectedStream(std::ostream& originalStream, std::ostream& redirectionStream)
	:   m_originalStream(originalStream),
	    m_redirectionStream(redirectionStream),
	    m_prevBuf(m_originalStream.rdbuf())
{
	m_originalStream.rdbuf(m_redirectionStream.rdbuf());
}

RedirectedStream::~RedirectedStream()
{
	m_originalStream.rdbuf(m_prevBuf);
}

RedirectedStdOut::RedirectedStdOut() : m_cout(Catch::cout(), m_rss.get()) {}
auto RedirectedStdOut::str() const -> std::string
{
	return m_rss.str();
}

RedirectedStdErr::RedirectedStdErr()
	:   m_cerr(Catch::cerr(), m_rss.get()),
	    m_clog(Catch::clog(), m_rss.get())
{}
auto RedirectedStdErr::str() const -> std::string
{
	return m_rss.str();
}

RedirectedStreams::RedirectedStreams(std::string& redirectedCout, std::string& redirectedCerr)
	:   m_redirectedCout(redirectedCout),
	    m_redirectedCerr(redirectedCerr)
{}

RedirectedStreams::~RedirectedStreams()
{
	m_redirectedCout += m_redirectedStdOut.str();
	m_redirectedCerr += m_redirectedStdErr.str();
}

#if defined(CATCH_CONFIG_NEW_CAPTURE)

#if defined(_MSC_VER)
TempFile::TempFile()
{
	if (tmpnam_s(m_buffer)) {
		CATCH_RUNTIME_ERROR("Could not get a temp filename");
	}

	if (fopen_s(&m_file, m_buffer, "w+")) {
		char buffer[100];

		if (strerror_s(buffer, errno)) {
			CATCH_RUNTIME_ERROR("Could not translate errno to a string");
		}

		CATCH_RUNTIME_ERROR("Could not open the temp file: '" << m_buffer << "' because: " << buffer);
	}
}
#else
TempFile::TempFile()
{
	m_file = std::tmpfile();

	if (!m_file) {
		CATCH_RUNTIME_ERROR("Could not create a temp file.");
	}
}

#endif

TempFile::~TempFile()
{
	// TBD: What to do about errors here?
	std::fclose(m_file);
	// We manually create the file on Windows only, on Linux
	// it will be autodeleted
#if defined(_MSC_VER)
	std::remove(m_buffer);
#endif
}

FILE* TempFile::getFile()
{
	return m_file;
}

std::string TempFile::getContents()
{
	std::stringstream sstr;
	char buffer[100] = {};
	std::rewind(m_file);

	while (std::fgets(buffer, sizeof(buffer), m_file)) {
		sstr << buffer;
	}

	return sstr.str();
}

OutputRedirect::OutputRedirect(std::string& stdout_dest, std::string& stderr_dest) :
	m_originalStdout(dup(1)),
	m_originalStderr(dup(2)),
	m_stdoutDest(stdout_dest),
	m_stderrDest(stderr_dest)
{
	dup2(fileno(m_stdoutFile.getFile()), 1);
	dup2(fileno(m_stderrFile.getFile()), 2);
}

OutputRedirect::~OutputRedirect()
{
	Catch::cout() << std::flush;
	fflush(stdout);
	// Since we support overriding these streams, we flush cerr
	// even though std::cerr is unbuffered
	Catch::cerr() << std::flush;
	Catch::clog() << std::flush;
	fflush(stderr);

	dup2(m_originalStdout, 1);
	dup2(m_originalStderr, 2);

	m_stdoutDest += m_stdoutFile.getContents();
	m_stderrDest += m_stderrFile.getContents();
}

#endif // CATCH_CONFIG_NEW_CAPTURE

} // namespace Catch

#if defined(CATCH_CONFIG_NEW_CAPTURE)
#if defined(_MSC_VER)
#undef dup
#undef dup2
#undef fileno
#endif
#endif
// end catch_output_redirect.cpp
// start catch_polyfills.cpp

#include <cmath>

namespace Catch
{

#if !defined(CATCH_CONFIG_POLYFILL_ISNAN)
bool isnan(float f)
{
	return std::isnan(f);
}
bool isnan(double d)
{
	return std::isnan(d);
}
#else
// For now we only use this for embarcadero
bool isnan(float f)
{
	return std::_isnan(f);
}
bool isnan(double d)
{
	return std::_isnan(d);
}
#endif

} // end namespace Catch
// end catch_polyfills.cpp
// start catch_random_number_generator.cpp

namespace Catch
{

namespace
{

#if defined(_MSC_VER)
#pragma warning(push)
#pragma warning(disable:4146) // we negate uint32 during the rotate
#endif
// Safe rotr implementation thanks to John Regehr
uint32_t rotate_right(uint32_t val, uint32_t count)
{
	const uint32_t mask = 31;
	count &= mask;
	return (val >> count) | (val << (-count & mask));
}

#if defined(_MSC_VER)
#pragma warning(pop)
#endif

}

SimplePcg32::SimplePcg32(result_type seed_)
{
	seed(seed_);
}

void SimplePcg32::seed(result_type seed_)
{
	m_state = 0;
	(*this)();
	m_state += seed_;
	(*this)();
}

void SimplePcg32::discard(uint64_t skip)
{
	// We could implement this to run in O(log n) steps, but this
	// should suffice for our use case.
	for (uint64_t s = 0; s < skip; ++s) {
		static_cast<void>((*this)());
	}
}

SimplePcg32::result_type SimplePcg32::operator()()
{
	// prepare the output value
	const uint32_t xorshifted = static_cast<uint32_t>(((m_state >> 18u) ^ m_state) >> 27u);
	const auto output = rotate_right(xorshifted, m_state >> 59u);

	// advance state
	m_state = m_state * 6364136223846793005ULL + s_inc;

	return output;
}

bool operator==(SimplePcg32 const& lhs, SimplePcg32 const& rhs)
{
	return lhs.m_state == rhs.m_state;
}

bool operator!=(SimplePcg32 const& lhs, SimplePcg32 const& rhs)
{
	return lhs.m_state != rhs.m_state;
}
}
// end catch_random_number_generator.cpp
// start catch_registry_hub.cpp

// start catch_test_case_registry_impl.h

#include <vector>
#include <set>
#include <algorithm>
#include <ios>

namespace Catch
{

class TestCase;
struct IConfig;

std::vector<TestCase> sortTests(IConfig const& config, std::vector<TestCase> const& unsortedTestCases);

bool isThrowSafe(TestCase const& testCase, IConfig const& config);
bool matchTest(TestCase const& testCase, TestSpec const& testSpec, IConfig const& config);

void enforceNoDuplicateTestCases(std::vector<TestCase> const& functions);

std::vector<TestCase> filterTests(std::vector<TestCase> const& testCases, TestSpec const& testSpec, IConfig const& config);
std::vector<TestCase> const& getAllTestCasesSorted(IConfig const& config);

class TestRegistry : public ITestCaseRegistry
{
public:
	virtual ~TestRegistry() = default;

	virtual void registerTest(TestCase const& testCase);

	std::vector<TestCase> const& getAllTests() const override;
	std::vector<TestCase> const& getAllTestsSorted(IConfig const& config) const override;

private:
	std::vector<TestCase> m_functions;
	mutable RunTests::InWhatOrder m_currentSortOrder = RunTests::InDeclarationOrder;
	mutable std::vector<TestCase> m_sortedFunctions;
	std::size_t m_unnamedCount = 0;
	std::ios_base::Init m_ostreamInit; // Forces cout/ cerr to be initialised
};

///////////////////////////////////////////////////////////////////////////

class TestInvokerAsFunction : public ITestInvoker
{
	void(*m_testAsFunction)();
public:
	TestInvokerAsFunction(void(*testAsFunction)()) noexcept;

	void invoke() const override;
};

std::string extractClassName(StringRef const& classOrQualifiedMethodName);

///////////////////////////////////////////////////////////////////////////

} // end namespace Catch

// end catch_test_case_registry_impl.h
// start catch_reporter_registry.h

#include <map>

namespace Catch
{

class ReporterRegistry : public IReporterRegistry
{

public:

	~ReporterRegistry() override;

	IStreamingReporterPtr create(std::string const& name, IConfigPtr const& config) const override;

	void registerReporter(std::string const& name, IReporterFactoryPtr const& factory);
	void registerListener(IReporterFactoryPtr const& factory);

	FactoryMap const& getFactories() const override;
	Listeners const& getListeners() const override;

private:
	FactoryMap m_factories;
	Listeners m_listeners;
};
}

// end catch_reporter_registry.h
// start catch_tag_alias_registry.h

// start catch_tag_alias.h

#include <string>

namespace Catch
{

struct TagAlias {
	TagAlias(std::string const& _tag, SourceLineInfo _lineInfo);

	std::string tag;
	SourceLineInfo lineInfo;
};

} // end namespace Catch

// end catch_tag_alias.h
#include <map>

namespace Catch
{

class TagAliasRegistry : public ITagAliasRegistry
{
public:
	~TagAliasRegistry() override;
	TagAlias const* find(std::string const& alias) const override;
	std::string expandAliases(std::string const& unexpandedTestSpec) const override;
	void add(std::string const& alias, std::string const& tag, SourceLineInfo const& lineInfo);

private:
	std::map<std::string, TagAlias> m_registry;
};

} // end namespace Catch

// end catch_tag_alias_registry.h
// start catch_startup_exception_registry.h

#include <vector>
#include <exception>

namespace Catch
{

class StartupExceptionRegistry
{
#if !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
public:
	void add(std::exception_ptr const& exception) noexcept;
	std::vector<std::exception_ptr> const& getExceptions() const noexcept;
private:
	std::vector<std::exception_ptr> m_exceptions;
#endif
};

} // end namespace Catch

// end catch_startup_exception_registry.h
// start catch_singletons.hpp

namespace Catch
{

struct ISingleton {
	virtual ~ISingleton();
};

void addSingleton(ISingleton* singleton);
void cleanupSingletons();

template<typename SingletonImplT, typename InterfaceT = SingletonImplT, typename MutableInterfaceT = InterfaceT>
class Singleton : SingletonImplT, public ISingleton
{

	static auto getInternal() -> Singleton*
	{
		static Singleton* s_instance = nullptr;

	if (!s_instance) {
	s_instance = new Singleton;
	addSingleton(s_instance);
	}

	return s_instance;
	}

public:
	static auto get() -> InterfaceT const&
	{
		return *getInternal();
	}
	static auto getMutable() -> MutableInterfaceT&
	{
		return *getInternal();
	}
};

} // namespace Catch

// end catch_singletons.hpp
namespace Catch
{

namespace
{

class RegistryHub : public IRegistryHub, public IMutableRegistryHub,
	private NonCopyable
{

public: // IRegistryHub
	RegistryHub() = default;
	IReporterRegistry const& getReporterRegistry() const override
	{
		return m_reporterRegistry;
	}
	ITestCaseRegistry const& getTestCaseRegistry() const override
	{
		return m_testCaseRegistry;
	}
	IExceptionTranslatorRegistry const& getExceptionTranslatorRegistry() const override
	{
		return m_exceptionTranslatorRegistry;
	}
	ITagAliasRegistry const& getTagAliasRegistry() const override
	{
		return m_tagAliasRegistry;
	}
	StartupExceptionRegistry const& getStartupExceptionRegistry() const override
	{
		return m_exceptionRegistry;
	}

public: // IMutableRegistryHub
	void registerReporter(std::string const& name, IReporterFactoryPtr const& factory) override
	{
		m_reporterRegistry.registerReporter(name, factory);
	}
	void registerListener(IReporterFactoryPtr const& factory) override
	{
		m_reporterRegistry.registerListener(factory);
	}
	void registerTest(TestCase const& testInfo) override
	{
		m_testCaseRegistry.registerTest(testInfo);
	}
	void registerTranslator(const IExceptionTranslator* translator) override
	{
		m_exceptionTranslatorRegistry.registerTranslator(translator);
	}
	void registerTagAlias(std::string const& alias, std::string const& tag, SourceLineInfo const& lineInfo) override
	{
		m_tagAliasRegistry.add(alias, tag, lineInfo);
	}
	void registerStartupException() noexcept override
	{
#if !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
		m_exceptionRegistry.add(std::current_exception());
#else
		CATCH_INTERNAL_ERROR("Attempted to register active exception under CATCH_CONFIG_DISABLE_EXCEPTIONS!");
#endif
	}
	IMutableEnumValuesRegistry& getMutableEnumValuesRegistry() override
	{
		return m_enumValuesRegistry;
	}

private:
	TestRegistry m_testCaseRegistry;
	ReporterRegistry m_reporterRegistry;
	ExceptionTranslatorRegistry m_exceptionTranslatorRegistry;
	TagAliasRegistry m_tagAliasRegistry;
	StartupExceptionRegistry m_exceptionRegistry;
	Detail::EnumValuesRegistry m_enumValuesRegistry;
};
}

using RegistryHubSingleton = Singleton<RegistryHub, IRegistryHub, IMutableRegistryHub>;

IRegistryHub const& getRegistryHub()
{
	return RegistryHubSingleton::get();
}
IMutableRegistryHub& getMutableRegistryHub()
{
	return RegistryHubSingleton::getMutable();
}
void cleanUp()
{
	cleanupSingletons();
	cleanUpContext();
}
std::string translateActiveException()
{
	return getRegistryHub().getExceptionTranslatorRegistry().translateActiveException();
}

} // end namespace Catch
// end catch_registry_hub.cpp
// start catch_reporter_registry.cpp

namespace Catch
{

ReporterRegistry::~ReporterRegistry() = default;

IStreamingReporterPtr ReporterRegistry::create(std::string const& name, IConfigPtr const& config) const
{
	auto it =  m_factories.find(name);

	if (it == m_factories.end()) {
		return nullptr;
	}

	return it->second->create(ReporterConfig(config));
}

void ReporterRegistry::registerReporter(std::string const& name, IReporterFactoryPtr const& factory)
{
	m_factories.emplace(name, factory);
}
void ReporterRegistry::registerListener(IReporterFactoryPtr const& factory)
{
	m_listeners.push_back(factory);
}

IReporterRegistry::FactoryMap const& ReporterRegistry::getFactories() const
{
	return m_factories;
}
IReporterRegistry::Listeners const& ReporterRegistry::getListeners() const
{
	return m_listeners;
}

}
// end catch_reporter_registry.cpp
// start catch_result_type.cpp

namespace Catch
{

bool isOk(ResultWas::OfType resultType)
{
	return (resultType & ResultWas::FailureBit) == 0;
}
bool isJustInfo(int flags)
{
	return flags == ResultWas::Info;
}

ResultDisposition::Flags operator | (ResultDisposition::Flags lhs, ResultDisposition::Flags rhs)
{
	return static_cast<ResultDisposition::Flags>(static_cast<int>(lhs) | static_cast<int>(rhs));
}

bool shouldContinueOnFailure(int flags)
{
	return (flags & ResultDisposition::ContinueOnFailure) != 0;
}
bool shouldSuppressFailure(int flags)
{
	return (flags & ResultDisposition::SuppressFail) != 0;
}

} // end namespace Catch
// end catch_result_type.cpp
// start catch_run_context.cpp

#include <cassert>
#include <algorithm>
#include <sstream>

namespace Catch
{

namespace Generators
{
struct GeneratorTracker : TestCaseTracking::TrackerBase, IGeneratorTracker {
	GeneratorBasePtr m_generator;

	GeneratorTracker(TestCaseTracking::NameAndLocation const& nameAndLocation, TrackerContext& ctx, ITracker* parent)
		:   TrackerBase(nameAndLocation, ctx, parent)
	{}
	~GeneratorTracker();

	static GeneratorTracker& acquire(TrackerContext& ctx, TestCaseTracking::NameAndLocation const& nameAndLocation)
	{
		std::shared_ptr<GeneratorTracker> tracker;

		ITracker& currentTracker = ctx.currentTracker();

		// Under specific circumstances, the generator we want
		// to acquire is also the current tracker. If this is
		// the case, we have to avoid looking through current
		// tracker's children, and instead return the current
		// tracker.
		// A case where this check is important is e.g.
		//     for (int i = 0; i < 5; ++i) {
		//         int n = GENERATE(1, 2);
		//     }
		//
		// without it, the code above creates 5 nested generators.
		if (currentTracker.nameAndLocation() == nameAndLocation) {
			auto thisTracker = currentTracker.parent().findChild(nameAndLocation);
			assert(thisTracker);
			assert(thisTracker->isGeneratorTracker());
			tracker = std::static_pointer_cast<GeneratorTracker>(thisTracker);
		} else if (TestCaseTracking::ITrackerPtr childTracker = currentTracker.findChild(nameAndLocation)) {
			assert(childTracker);
			assert(childTracker->isGeneratorTracker());
			tracker = std::static_pointer_cast<GeneratorTracker>(childTracker);
		} else {
			tracker = std::make_shared<GeneratorTracker>(nameAndLocation, ctx, &currentTracker);
			currentTracker.addChild(tracker);
		}

		if (!tracker->isComplete()) {
			tracker->open();
		}

		return *tracker;
	}

	// TrackerBase interface
	bool isGeneratorTracker() const override
	{
		return true;
	}
	auto hasGenerator() const -> bool override
	{
		return !!m_generator;
	}
	void close() override
	{
		TrackerBase::close();
		// If a generator has a child (it is followed by a section)
		// and none of its children have started, then we must wait
		// until later to start consuming its values.
		// This catches cases where `GENERATE` is placed between two
		// `SECTION`s.
		// **The check for m_children.empty cannot be removed**.
		// doing so would break `GENERATE` _not_ followed by `SECTION`s.
		const bool should_wait_for_child = [&]() {
			// No children -> nobody to wait for
			if (m_children.empty()) {
				return false;
			}

			// If at least one child started executing, don't wait
			if (std::find_if(
						m_children.begin(),
						m_children.end(),
			[](TestCaseTracking::ITrackerPtr tracker) {
			return tracker->hasStarted();
			}) != m_children.end()) {
				return false;
			}

			// No children have started. We need to check if they _can_
			// start, and thus we should wait for them, or they cannot
			// start (due to filters), and we shouldn't wait for them
			auto* parent = m_parent;

			// This is safe: there is always at least one section
			// tracker in a test case tracking tree
			while (!parent->isSectionTracker()) {
				parent = &(parent->parent());
			}

			assert(parent &&
			       "Missing root (test case) level section");

			auto const& parentSection =
				static_cast<SectionTracker&>(*parent);
			auto const& filters = parentSection.getFilters();

			// No filters -> no restrictions on running sections
			if (filters.empty()) {
				return true;
			}

			for (auto const& child : m_children) {
				if (child->isSectionTracker() &&
						std::find(filters.begin(),
							  filters.end(),
							  static_cast<SectionTracker&>(*child)
							  .trimmedName()) !=
						filters.end()) {
					return true;
				}
			}

			return false;
		}
		();

		// This check is a bit tricky, because m_generator->next()
		// has a side-effect, where it consumes generator's current
		// value, but we do not want to invoke the side-effect if
		// this generator is still waiting for any child to start.
		if (should_wait_for_child ||
				(m_runState == CompletedSuccessfully &&
				 m_generator->next())) {
			m_children.clear();
			m_runState = Executing;
		}
	}

	// IGeneratorTracker interface
	auto getGenerator() const -> GeneratorBasePtr const& override
	{
		return m_generator;
	}
	void setGenerator(GeneratorBasePtr&& generator) override
	{
		m_generator = std::move(generator);
	}
};
GeneratorTracker::~GeneratorTracker() {}
}

RunContext::RunContext(IConfigPtr const& _config, IStreamingReporterPtr&& reporter)
	:   m_runInfo(_config->name()),
	    m_context(getCurrentMutableContext()),
	    m_config(_config),
	    m_reporter(std::move(reporter)),
	    m_lastAssertionInfo{ StringRef(), SourceLineInfo("", 0), StringRef(), ResultDisposition::Normal },
	    m_includeSuccessfulResults(m_config->includeSuccessfulResults() || m_reporter->getPreferences().shouldReportAllAssertions)
{
	m_context.setRunner(this);
	m_context.setConfig(m_config);
	m_context.setResultCapture(this);
	m_reporter->testRunStarting(m_runInfo);
}

RunContext::~RunContext()
{
	m_reporter->testRunEnded(TestRunStats(m_runInfo, m_totals, aborting()));
}

void RunContext::testGroupStarting(std::string const& testSpec, std::size_t groupIndex, std::size_t groupsCount)
{
	m_reporter->testGroupStarting(GroupInfo(testSpec, groupIndex, groupsCount));
}

void RunContext::testGroupEnded(std::string const& testSpec, Totals const& totals, std::size_t groupIndex, std::size_t groupsCount)
{
	m_reporter->testGroupEnded(TestGroupStats(GroupInfo(testSpec, groupIndex, groupsCount), totals, aborting()));
}

Totals RunContext::runTest(TestCase const& testCase)
{
	Totals prevTotals = m_totals;

	std::string redirectedCout;
	std::string redirectedCerr;

	auto const& testInfo = testCase.getTestCaseInfo();

	m_reporter->testCaseStarting(testInfo);

	m_activeTestCase = &testCase;

	ITracker& rootTracker = m_trackerContext.startRun();
	assert(rootTracker.isSectionTracker());
	static_cast<SectionTracker&>(rootTracker).addInitialFilters(m_config->getSectionsToRun());

	do {
		m_trackerContext.startCycle();
		m_testCaseTracker = &SectionTracker::acquire(m_trackerContext, TestCaseTracking::NameAndLocation(testInfo.name, testInfo.lineInfo));
		runCurrentTest(redirectedCout, redirectedCerr);
	} while (!m_testCaseTracker->isSuccessfullyCompleted() && !aborting());

	Totals deltaTotals = m_totals.delta(prevTotals);

	if (testInfo.expectedToFail() && deltaTotals.testCases.passed > 0) {
		deltaTotals.assertions.failed++;
		deltaTotals.testCases.passed--;
		deltaTotals.testCases.failed++;
	}

	m_totals.testCases += deltaTotals.testCases;
	m_reporter->testCaseEnded(TestCaseStats(testInfo,
						deltaTotals,
						redirectedCout,
						redirectedCerr,
						aborting()));

	m_activeTestCase = nullptr;
	m_testCaseTracker = nullptr;

	return deltaTotals;
}

IConfigPtr RunContext::config() const
{
	return m_config;
}

IStreamingReporter& RunContext::reporter() const
{
	return *m_reporter;
}

void RunContext::assertionEnded(AssertionResult const & result)
{
	if (result.getResultType() == ResultWas::Ok) {
		m_totals.assertions.passed++;
		m_lastAssertionPassed = true;
	} else if (!result.isOk()) {
		m_lastAssertionPassed = false;

		if (m_activeTestCase->getTestCaseInfo().okToFail()) {
			m_totals.assertions.failedButOk++;
		} else {
			m_totals.assertions.failed++;
		}
	} else {
		m_lastAssertionPassed = true;
	}

	// We have no use for the return value (whether messages should be cleared), because messages were made scoped
	// and should be let to clear themselves out.
	static_cast<void>(m_reporter->assertionEnded(AssertionStats(result, m_messages, m_totals)));

	if (result.getResultType() != ResultWas::Warning) {
		m_messageScopes.clear();
	}

	// Reset working state
	resetAssertionInfo();
	m_lastResult = result;
}
void RunContext::resetAssertionInfo()
{
	m_lastAssertionInfo.macroName = StringRef();
	m_lastAssertionInfo.capturedExpression = "{Unknown expression after the reported line}"_sr;
}

bool RunContext::sectionStarted(SectionInfo const & sectionInfo, Counts & assertions)
{
	ITracker& sectionTracker = SectionTracker::acquire(m_trackerContext, TestCaseTracking::NameAndLocation(sectionInfo.name, sectionInfo.lineInfo));

	if (!sectionTracker.isOpen()) {
		return false;
	}

	m_activeSections.push_back(&sectionTracker);

	m_lastAssertionInfo.lineInfo = sectionInfo.lineInfo;

	m_reporter->sectionStarting(sectionInfo);

	assertions = m_totals.assertions;

	return true;
}
auto RunContext::acquireGeneratorTracker(StringRef generatorName, SourceLineInfo const& lineInfo) -> IGeneratorTracker&
{
	using namespace Generators;
	GeneratorTracker& tracker = GeneratorTracker::acquire(m_trackerContext,
				    TestCaseTracking::NameAndLocation(static_cast<std::string>(generatorName), lineInfo));
	m_lastAssertionInfo.lineInfo = lineInfo;
	return tracker;
}

bool RunContext::testForMissingAssertions(Counts& assertions)
{
	if (assertions.total() != 0) {
		return false;
	}

	if (!m_config->warnAboutMissingAssertions()) {
		return false;
	}

	if (m_trackerContext.currentTracker().hasChildren()) {
		return false;
	}

	m_totals.assertions.failed++;
	assertions.failed++;
	return true;
}

void RunContext::sectionEnded(SectionEndInfo const & endInfo)
{
	Counts assertions = m_totals.assertions - endInfo.prevAssertions;
	bool missingAssertions = testForMissingAssertions(assertions);

	if (!m_activeSections.empty()) {
		m_activeSections.back()->close();
		m_activeSections.pop_back();
	}

	m_reporter->sectionEnded(SectionStats(endInfo.sectionInfo, assertions, endInfo.durationInSeconds, missingAssertions));
	m_messages.clear();
	m_messageScopes.clear();
}

void RunContext::sectionEndedEarly(SectionEndInfo const & endInfo)
{
	if (m_unfinishedSections.empty()) {
		m_activeSections.back()->fail();
	} else {
		m_activeSections.back()->close();
	}

	m_activeSections.pop_back();

	m_unfinishedSections.push_back(endInfo);
}

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
void RunContext::benchmarkPreparing(std::string const& name)
{
	m_reporter->benchmarkPreparing(name);
}
void RunContext::benchmarkStarting(BenchmarkInfo const& info)
{
	m_reporter->benchmarkStarting(info);
}
void RunContext::benchmarkEnded(BenchmarkStats<> const& stats)
{
	m_reporter->benchmarkEnded(stats);
}
void RunContext::benchmarkFailed(std::string const & error)
{
	m_reporter->benchmarkFailed(error);
}
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING

void RunContext::pushScopedMessage(MessageInfo const & message)
{
	m_messages.push_back(message);
}

void RunContext::popScopedMessage(MessageInfo const & message)
{
	m_messages.erase(std::remove(m_messages.begin(), m_messages.end(), message), m_messages.end());
}

void RunContext::emplaceUnscopedMessage(MessageBuilder const& builder)
{
	m_messageScopes.emplace_back(builder);
}

std::string RunContext::getCurrentTestName() const
{
	return m_activeTestCase
	       ? m_activeTestCase->getTestCaseInfo().name
	       : std::string();
}

const AssertionResult * RunContext::getLastResult() const
{
	return &(*m_lastResult);
}

void RunContext::exceptionEarlyReported()
{
	m_shouldReportUnexpected = false;
}

void RunContext::handleFatalErrorCondition(StringRef message)
{
	// First notify reporter that bad things happened
	m_reporter->fatalErrorEncountered(message);

	// Don't rebuild the result -- the stringification itself can cause more fatal errors
	// Instead, fake a result data.
	AssertionResultData tempResult(ResultWas::FatalErrorCondition, { false });
	tempResult.message = static_cast<std::string>(message);
	AssertionResult result(m_lastAssertionInfo, tempResult);

	assertionEnded(result);

	handleUnfinishedSections();

	// Recreate section for test case (as we will lose the one that was in scope)
	auto const& testCaseInfo = m_activeTestCase->getTestCaseInfo();
	SectionInfo testCaseSection(testCaseInfo.lineInfo, testCaseInfo.name);

	Counts assertions;
	assertions.failed = 1;
	SectionStats testCaseSectionStats(testCaseSection, assertions, 0, false);
	m_reporter->sectionEnded(testCaseSectionStats);

	auto const& testInfo = m_activeTestCase->getTestCaseInfo();

	Totals deltaTotals;
	deltaTotals.testCases.failed = 1;
	deltaTotals.assertions.failed = 1;
	m_reporter->testCaseEnded(TestCaseStats(testInfo,
						deltaTotals,
						std::string(),
						std::string(),
						false));
	m_totals.testCases.failed++;
	testGroupEnded(std::string(), m_totals, 1, 1);
	m_reporter->testRunEnded(TestRunStats(m_runInfo, m_totals, false));
}

bool RunContext::lastAssertionPassed()
{
	return m_lastAssertionPassed;
}

void RunContext::assertionPassed()
{
	m_lastAssertionPassed = true;
	++m_totals.assertions.passed;
	resetAssertionInfo();
	m_messageScopes.clear();
}

bool RunContext::aborting() const
{
	return m_totals.assertions.failed >= static_cast<std::size_t>(m_config->abortAfter());
}

void RunContext::runCurrentTest(std::string & redirectedCout, std::string & redirectedCerr)
{
	auto const& testCaseInfo = m_activeTestCase->getTestCaseInfo();
	SectionInfo testCaseSection(testCaseInfo.lineInfo, testCaseInfo.name);
	m_reporter->sectionStarting(testCaseSection);
	Counts prevAssertions = m_totals.assertions;
	double duration = 0;
	m_shouldReportUnexpected = true;
	m_lastAssertionInfo = { "TEST_CASE"_sr, testCaseInfo.lineInfo, StringRef(), ResultDisposition::Normal };

	seedRng(*m_config);

	Timer timer;
	CATCH_TRY {
		if (m_reporter->getPreferences().shouldRedirectStdOut)
		{
#if !defined(CATCH_CONFIG_EXPERIMENTAL_REDIRECT)
			RedirectedStreams redirectedStreams(redirectedCout, redirectedCerr);

			timer.start();
			invokeActiveTestCase();
#else
			OutputRedirect r(redirectedCout, redirectedCerr);
			timer.start();
			invokeActiveTestCase();
#endif
		} else
		{
			timer.start();
			invokeActiveTestCase();
		}

		duration = timer.getElapsedSeconds();
	} CATCH_CATCH_ANON(TestFailureException&) {
		// This just means the test was aborted due to failure
	} CATCH_CATCH_ALL {
		// Under CATCH_CONFIG_FAST_COMPILE, unexpected exceptions under REQUIRE assertions
		// are reported without translation at the point of origin.
		if (m_shouldReportUnexpected)
		{
			AssertionReaction dummyReaction;
			handleUnexpectedInflightException(m_lastAssertionInfo, translateActiveException(), dummyReaction);
		}
	}
	Counts assertions = m_totals.assertions - prevAssertions;
	bool missingAssertions = testForMissingAssertions(assertions);

	m_testCaseTracker->close();
	handleUnfinishedSections();
	m_messages.clear();
	m_messageScopes.clear();

	SectionStats testCaseSectionStats(testCaseSection, assertions, duration, missingAssertions);
	m_reporter->sectionEnded(testCaseSectionStats);
}

void RunContext::invokeActiveTestCase()
{
	FatalConditionHandlerGuard _(&m_fatalConditionhandler);
	m_activeTestCase->invoke();
}

void RunContext::handleUnfinishedSections()
{
	// If sections ended prematurely due to an exception we stored their
	// infos here so we can tear them down outside the unwind process.
	for (auto it = m_unfinishedSections.rbegin(),
			itEnd = m_unfinishedSections.rend();
			it != itEnd;
			++it) {
		sectionEnded(*it);
	}

	m_unfinishedSections.clear();
}

void RunContext::handleExpr(
	AssertionInfo const& info,
	ITransientExpression const& expr,
	AssertionReaction& reaction
)
{
	m_reporter->assertionStarting(info);

	bool negated = isFalseTest(info.resultDisposition);
	bool result = expr.getResult() != negated;

	if (result) {
		if (!m_includeSuccessfulResults) {
			assertionPassed();
		} else {
			reportExpr(info, ResultWas::Ok, &expr, negated);
		}
	} else {
		reportExpr(info, ResultWas::ExpressionFailed, &expr, negated);
		populateReaction(reaction);
	}
}
void RunContext::reportExpr(
	AssertionInfo const &info,
	ResultWas::OfType resultType,
	ITransientExpression const *expr,
	bool negated)
{

	m_lastAssertionInfo = info;
	AssertionResultData data(resultType, LazyExpression(negated));

	AssertionResult assertionResult{ info, data };
	assertionResult.m_resultData.lazyExpression.m_transientExpression = expr;

	assertionEnded(assertionResult);
}

void RunContext::handleMessage(
	AssertionInfo const& info,
	ResultWas::OfType resultType,
	StringRef const& message,
	AssertionReaction& reaction
)
{
	m_reporter->assertionStarting(info);

	m_lastAssertionInfo = info;

	AssertionResultData data(resultType, LazyExpression(false));
	data.message = static_cast<std::string>(message);
	AssertionResult assertionResult{ m_lastAssertionInfo, data };
	assertionEnded(assertionResult);

	if (!assertionResult.isOk()) {
		populateReaction(reaction);
	}
}
void RunContext::handleUnexpectedExceptionNotThrown(
	AssertionInfo const& info,
	AssertionReaction& reaction
)
{
	handleNonExpr(info, Catch::ResultWas::DidntThrowException, reaction);
}

void RunContext::handleUnexpectedInflightException(
	AssertionInfo const& info,
	std::string const& message,
	AssertionReaction& reaction
)
{
	m_lastAssertionInfo = info;

	AssertionResultData data(ResultWas::ThrewException, LazyExpression(false));
	data.message = message;
	AssertionResult assertionResult{ info, data };
	assertionEnded(assertionResult);
	populateReaction(reaction);
}

void RunContext::populateReaction(AssertionReaction& reaction)
{
	reaction.shouldDebugBreak = m_config->shouldDebugBreak();
	reaction.shouldThrow = aborting() || (m_lastAssertionInfo.resultDisposition & ResultDisposition::Normal);
}

void RunContext::handleIncomplete(
	AssertionInfo const& info
)
{
	m_lastAssertionInfo = info;

	AssertionResultData data(ResultWas::ThrewException, LazyExpression(false));
	data.message = "Exception translation was disabled by CATCH_CONFIG_FAST_COMPILE";
	AssertionResult assertionResult{ info, data };
	assertionEnded(assertionResult);
}
void RunContext::handleNonExpr(
	AssertionInfo const &info,
	ResultWas::OfType resultType,
	AssertionReaction &reaction
)
{
	m_lastAssertionInfo = info;

	AssertionResultData data(resultType, LazyExpression(false));
	AssertionResult assertionResult{ info, data };
	assertionEnded(assertionResult);

	if (!assertionResult.isOk()) {
		populateReaction(reaction);
	}
}

IResultCapture& getResultCapture()
{
	if (auto* capture = getCurrentContext().getResultCapture()) {
		return *capture;
	} else {
		CATCH_INTERNAL_ERROR("No result capture instance");
	}
}

void seedRng(IConfig const& config)
{
	if (config.rngSeed() != 0) {
		std::srand(config.rngSeed());
		rng().seed(config.rngSeed());
	}
}

unsigned int rngSeed()
{
	return getCurrentContext().getConfig()->rngSeed();
}

}
// end catch_run_context.cpp
// start catch_section.cpp

namespace Catch
{

Section::Section(SectionInfo const& info)
	:   m_info(info),
	    m_sectionIncluded(getResultCapture().sectionStarted(m_info, m_assertions))
{
	m_timer.start();
}

Section::~Section()
{
	if (m_sectionIncluded) {
		SectionEndInfo endInfo{ m_info, m_assertions, m_timer.getElapsedSeconds() };

		if (uncaught_exceptions()) {
			getResultCapture().sectionEndedEarly(endInfo);
		} else {
			getResultCapture().sectionEnded(endInfo);
		}
	}
}

// This indicates whether the section should be executed or not
Section::operator bool() const
{
	return m_sectionIncluded;
}

} // end namespace Catch
// end catch_section.cpp
// start catch_section_info.cpp

namespace Catch
{

SectionInfo::SectionInfo
(SourceLineInfo const& _lineInfo,
 std::string const& _name)
	:   name(_name),
	    lineInfo(_lineInfo)
{}

} // end namespace Catch
// end catch_section_info.cpp
// start catch_session.cpp

// start catch_session.h

#include <memory>

namespace Catch
{

class Session : NonCopyable
{
public:

	Session();
	~Session() override;

	void showHelp() const;
	void libIdentify();

	int applyCommandLine(int argc, char const * const * argv);
#if defined(CATCH_CONFIG_WCHAR) && defined(_WIN32) && defined(UNICODE)
	int applyCommandLine(int argc, wchar_t const * const * argv);
#endif

	void useConfigData(ConfigData const& configData);

	template<typename CharT>
	int run(int argc, CharT const * const argv[])
	{
		if (m_startupExceptions) {
			return 1;
		}

		int returnCode = applyCommandLine(argc, argv);

		if (returnCode == 0) {
			returnCode = run();
		}

		return returnCode;
	}

	int run();

	clara::Parser const& cli() const;
	void cli(clara::Parser const& newParser);
	ConfigData& configData();
	Config& config();
private:
	int runInternal();

	clara::Parser m_cli;
	ConfigData m_configData;
	std::shared_ptr<Config> m_config;
	bool m_startupExceptions = false;
};

} // end namespace Catch

// end catch_session.h
// start catch_version.h

#include <iosfwd>

namespace Catch
{

// Versioning information
struct Version {
	Version(Version const&) = delete;
	Version& operator=(Version const&) = delete;
	Version(unsigned int _majorVersion,
		unsigned int _minorVersion,
		unsigned int _patchNumber,
		char const * const _branchName,
		unsigned int _buildNumber);

	unsigned int const majorVersion;
	unsigned int const minorVersion;
	unsigned int const patchNumber;

	// buildNumber is only used if branchName is not null
	char const * const branchName;
	unsigned int const buildNumber;

	friend std::ostream& operator << (std::ostream& os, Version const& version);
};

Version const& libraryVersion();
}

// end catch_version.h
#include <cstdlib>
#include <iomanip>
#include <set>
#include <iterator>

namespace Catch
{

namespace
{
const int MaxExitCode = 255;

IStreamingReporterPtr createReporter(std::string const& reporterName, IConfigPtr const& config)
{
	auto reporter = Catch::getRegistryHub().getReporterRegistry().create(reporterName, config);
	CATCH_ENFORCE(reporter, "No reporter registered with name: '" << reporterName << "'");

	return reporter;
}

IStreamingReporterPtr makeReporter(std::shared_ptr<Config> const& config)
{
	if (Catch::getRegistryHub().getReporterRegistry().getListeners().empty()) {
		return createReporter(config->getReporterName(), config);
	}

	// On older platforms, returning std::unique_ptr<ListeningReporter>
	// when the return type is std::unique_ptr<IStreamingReporter>
	// doesn't compile without a std::move call. However, this causes
	// a warning on newer platforms. Thus, we have to work around
	// it a bit and downcast the pointer manually.
	auto ret = std::unique_ptr<IStreamingReporter>(new ListeningReporter);
	auto& multi = static_cast<ListeningReporter&>(*ret);
	auto const& listeners = Catch::getRegistryHub().getReporterRegistry().getListeners();

	for (auto const& listener : listeners) {
		multi.addListener(listener->create(Catch::ReporterConfig(config)));
	}

	multi.addReporter(createReporter(config->getReporterName(), config));
	return ret;
}

class TestGroup
{
public:
	explicit TestGroup(std::shared_ptr<Config> const& config)
		: m_config{config}
		, m_context{config, makeReporter(config)}
	{
		auto const& allTestCases = getAllTestCasesSorted(*m_config);
		m_matches = m_config->testSpec().matchesByFilter(allTestCases, *m_config);
		auto const& invalidArgs = m_config->testSpec().getInvalidArgs();

		if (m_matches.empty() && invalidArgs.empty()) {
			for (auto const& test : allTestCases)
				if (!test.isHidden()) {
					m_tests.emplace(&test);
				}
		} else {
			for (auto const& match : m_matches) {
				m_tests.insert(match.tests.begin(), match.tests.end());
			}
		}
	}

	Totals execute()
	{
		auto const& invalidArgs = m_config->testSpec().getInvalidArgs();
		Totals totals;
		m_context.testGroupStarting(m_config->name(), 1, 1);

		for (auto const& testCase : m_tests) {
			if (!m_context.aborting()) {
				totals += m_context.runTest(*testCase);
			} else {
				m_context.reporter().skipTest(*testCase);
			}
		}

		for (auto const& match : m_matches) {
			if (match.tests.empty()) {
				m_context.reporter().noMatchingTestCases(match.name);
				totals.error = -1;
			}
		}

		if (!invalidArgs.empty()) {
			for (auto const& invalidArg : invalidArgs) {
				m_context.reporter().reportInvalidArguments(invalidArg);
			}
		}

		m_context.testGroupEnded(m_config->name(), totals, 1, 1);
		return totals;
	}

private:
	using Tests = std::set<TestCase const*>;

	std::shared_ptr<Config> m_config;
	RunContext m_context;
	Tests m_tests;
	TestSpec::Matches m_matches;
};

void applyFilenamesAsTags(Catch::IConfig const& config)
{
	auto& tests = const_cast<std::vector<TestCase>&>(getAllTestCasesSorted(config));

	for (auto& testCase : tests) {
		auto tags = testCase.tags;

		std::string filename = testCase.lineInfo.file;
		auto lastSlash = filename.find_last_of("\\/");

		if (lastSlash != std::string::npos) {
			filename.erase(0, lastSlash);
			filename[0] = '#';
		} else {
			filename.insert(0, "#");
		}

		auto lastDot = filename.find_last_of('.');

		if (lastDot != std::string::npos) {
			filename.erase(lastDot);
		}

		tags.push_back(std::move(filename));
		setTags(testCase, tags);
	}
}

} // anon namespace

Session::Session()
{
	static bool alreadyInstantiated = false;

	if (alreadyInstantiated) {
		CATCH_TRY { CATCH_INTERNAL_ERROR("Only one instance of Catch::Session can ever be used"); }
		CATCH_CATCH_ALL { getMutableRegistryHub().registerStartupException(); }
	}

	// There cannot be exceptions at startup in no-exception mode.
#if !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
	const auto& exceptions = getRegistryHub().getStartupExceptionRegistry().getExceptions();

	if (!exceptions.empty()) {
		config();
		getCurrentMutableContext().setConfig(m_config);

		m_startupExceptions = true;
		Colour colourGuard(Colour::Red);
		Catch::cerr() << "Errors occurred during startup!" << '\n';

		// iterate over all exceptions and notify user
		for (const auto& ex_ptr : exceptions) {
			try {
				std::rethrow_exception(ex_ptr);
			} catch (std::exception const& ex) {
				Catch::cerr() << Column(ex.what()).indent(2) << '\n';
			}
		}
	}

#endif

	alreadyInstantiated = true;
	m_cli = makeCommandLineParser(m_configData);
}
Session::~Session()
{
	Catch::cleanUp();
}

void Session::showHelp() const
{
	Catch::cout()
			<< "\nCatch v" << libraryVersion() << "\n"
			<< m_cli << std::endl
			<< "For more detailed usage please see the project docs\n" << std::endl;
}
void Session::libIdentify()
{
	Catch::cout()
			<< std::left << std::setw(16) << "description: " << "A Catch2 test executable\n"
			<< std::left << std::setw(16) << "category: " << "testframework\n"
			<< std::left << std::setw(16) << "framework: " << "Catch Test\n"
			<< std::left << std::setw(16) << "version: " << libraryVersion() << std::endl;
}

int Session::applyCommandLine(int argc, char const * const * argv)
{
	if (m_startupExceptions) {
		return 1;
	}

	auto result = m_cli.parse(clara::Args(argc, argv));

	if (!result) {
		config();
		getCurrentMutableContext().setConfig(m_config);
		Catch::cerr()
				<< Colour(Colour::Red)
				<< "\nError(s) in input:\n"
				<< Column(result.errorMessage()).indent(2)
				<< "\n\n";
		Catch::cerr() << "Run with -? for usage\n" << std::endl;
		return MaxExitCode;
	}

	if (m_configData.showHelp) {
		showHelp();
	}

	if (m_configData.libIdentify) {
		libIdentify();
	}

	m_config.reset();
	return 0;
}

#if defined(CATCH_CONFIG_WCHAR) && defined(_WIN32) && defined(UNICODE)
int Session::applyCommandLine(int argc, wchar_t const * const * argv)
{

	char **utf8Argv = new char *[ argc ];

	for (int i = 0; i < argc; ++i) {
		int bufSize = WideCharToMultiByte(CP_UTF8, 0, argv[i], -1, nullptr, 0, nullptr, nullptr);

		utf8Argv[ i ] = new char[ bufSize ];

		WideCharToMultiByte(CP_UTF8, 0, argv[i], -1, utf8Argv[i], bufSize, nullptr, nullptr);
	}

	int returnCode = applyCommandLine(argc, utf8Argv);

	for (int i = 0; i < argc; ++i) {
		delete [] utf8Argv[ i ];
	}

	delete [] utf8Argv;

	return returnCode;
}
#endif

void Session::useConfigData(ConfigData const& configData)
{
	m_configData = configData;
	m_config.reset();
}

int Session::run()
{
	if ((m_configData.waitForKeypress & WaitForKeypress::BeforeStart) != 0) {
		Catch::cout() << "...waiting for enter/ return before starting" << std::endl;
		static_cast<void>(std::getchar());
	}

	int exitCode = runInternal();

	if ((m_configData.waitForKeypress & WaitForKeypress::BeforeExit) != 0) {
		Catch::cout() << "...waiting for enter/ return before exiting, with code: " << exitCode << std::endl;
		static_cast<void>(std::getchar());
	}

	return exitCode;
}

clara::Parser const& Session::cli() const
{
	return m_cli;
}
void Session::cli(clara::Parser const& newParser)
{
	m_cli = newParser;
}
ConfigData& Session::configData()
{
	return m_configData;
}
Config& Session::config()
{
	if (!m_config) {
		m_config = std::make_shared<Config>(m_configData);
	}

	return *m_config;
}

int Session::runInternal()
{
	if (m_startupExceptions) {
		return 1;
	}

	if (m_configData.showHelp || m_configData.libIdentify) {
		return 0;
	}

	CATCH_TRY {
		config(); // Force config to be constructed

		seedRng(*m_config);

		if (m_configData.filenamesAsTags)
		{
			applyFilenamesAsTags(*m_config);
		}

		// Handle list request
		if (Option<std::size_t> listed = list(m_config))
		{
			return static_cast<int>(*listed);
		}

		TestGroup tests { m_config };
		auto const totals = tests.execute();

		if (m_config->warnAboutNoTests() && totals.error == -1)
		{
			return 2;
		}

		// Note that on unices only the lower 8 bits are usually used, clamping
		// the return value to 255 prevents false negative when some multiple
		// of 256 tests has failed
		return (std::min)(MaxExitCode, (std::max)(totals.error, static_cast<int>(totals.assertions.failed)));
	}
#if !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
	catch (std::exception& ex) {
		Catch::cerr() << ex.what() << std::endl;
		return MaxExitCode;
	}

#endif
}

} // end namespace Catch
// end catch_session.cpp
// start catch_singletons.cpp

#include <vector>

namespace Catch
{

namespace
{
static auto getSingletons() -> std::vector<ISingleton*>*&
{
	static std::vector<ISingleton*>* g_singletons = nullptr;

	if (!g_singletons) {
		g_singletons = new std::vector<ISingleton*>();
	}

	return g_singletons;
}
}

ISingleton::~ISingleton() {}

void addSingleton(ISingleton* singleton)
{
	getSingletons()->push_back(singleton);
}
void cleanupSingletons()
{
	auto& singletons = getSingletons();

	for (auto singleton : *singletons) {
		delete singleton;
	}

	delete singletons;
	singletons = nullptr;
}

} // namespace Catch
// end catch_singletons.cpp
// start catch_startup_exception_registry.cpp

#if !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
namespace Catch
{
void StartupExceptionRegistry::add(std::exception_ptr const& exception) noexcept
{
	CATCH_TRY {
		m_exceptions.push_back(exception);
	} CATCH_CATCH_ALL {
		// If we run out of memory during start-up there's really not a lot more we can do about it
		std::terminate();
	}
}

std::vector<std::exception_ptr> const& StartupExceptionRegistry::getExceptions() const noexcept
{
	return m_exceptions;
}

} // end namespace Catch
#endif
// end catch_startup_exception_registry.cpp
// start catch_stream.cpp

#include <cstdio>
#include <iostream>
#include <fstream>
#include <sstream>
#include <vector>
#include <memory>

namespace Catch
{

Catch::IStream::~IStream() = default;

namespace Detail
{
namespace
{
template<typename WriterF, std::size_t bufferSize = 256>
class StreamBufImpl : public std::streambuf
{
	char data[bufferSize];
	WriterF m_writer;

public:
	StreamBufImpl()
	{
		setp(data, data + sizeof(data));
	}

	~StreamBufImpl() noexcept
	{
		StreamBufImpl::sync();
	}

private:
	int overflow(int c) override
	{
		sync();

		if (c != EOF) {
			if (pbase() == epptr()) {
				m_writer(std::string(1, static_cast<char>(c)));
			} else {
				sputc(static_cast<char>(c));
			}
		}

		return 0;
	}

	int sync() override
	{
		if (pbase() != pptr()) {
			m_writer(std::string(pbase(), static_cast<std::string::size_type>(pptr() - pbase())));
			setp(pbase(), epptr());
		}

		return 0;
	}
};

///////////////////////////////////////////////////////////////////////////

struct OutputDebugWriter {

	void operator()(std::string const&str)
	{
		writeToDebugConsole(str);
	}
};

///////////////////////////////////////////////////////////////////////////

class FileStream : public IStream
{
	mutable std::ofstream m_ofs;
public:
	FileStream(StringRef filename)
	{
		m_ofs.open(filename.c_str());
		CATCH_ENFORCE(!m_ofs.fail(), "Unable to open file: '" << filename << "'");
	}
	~FileStream() override = default;
public: // IStream
	std::ostream& stream() const override
	{
		return m_ofs;
	}
};

///////////////////////////////////////////////////////////////////////////

class CoutStream : public IStream
{
	mutable std::ostream m_os;
public:
	// Store the streambuf from cout up-front because
	// cout may get redirected when running tests
	CoutStream() : m_os(Catch::cout().rdbuf()) {}
	~CoutStream() override = default;

public: // IStream
	std::ostream& stream() const override
	{
		return m_os;
	}
};

///////////////////////////////////////////////////////////////////////////

class DebugOutStream : public IStream
{
	std::unique_ptr<StreamBufImpl<OutputDebugWriter>> m_streamBuf;
	mutable std::ostream m_os;
public:
	DebugOutStream()
		:   m_streamBuf(new StreamBufImpl<OutputDebugWriter>()),
		    m_os(m_streamBuf.get())
	{}

	~DebugOutStream() override = default;

public: // IStream
	std::ostream& stream() const override
	{
		return m_os;
	}
};

}
} // namespace anon::detail

///////////////////////////////////////////////////////////////////////////

auto makeStream(StringRef const &filename) -> IStream const*
{
	if (filename.empty()) {
		return new Detail::CoutStream();
	} else if (filename[0] == '%') {
		if (filename == "%debug") {
			return new Detail::DebugOutStream();
		} else {
			CATCH_ERROR("Unrecognised stream: '" << filename << "'");
		}
	} else {
		return new Detail::FileStream(filename);
	}
}

// This class encapsulates the idea of a pool of ostringstreams that can be reused.
struct StringStreams {
	std::vector<std::unique_ptr<std::ostringstream>> m_streams;
	std::vector<std::size_t> m_unused;
	std::ostringstream m_referenceStream; // Used for copy state/ flags from

	auto add() -> std::size_t
	{
		if (m_unused.empty()) {
			m_streams.push_back(std::unique_ptr<std::ostringstream>(new std::ostringstream));
			return m_streams.size() - 1;
		} else {
			auto index = m_unused.back();
			m_unused.pop_back();
			return index;
		}
	}

	void release(std::size_t index)
	{
		m_streams[index]->copyfmt(m_referenceStream);   // Restore initial flags and other state
		m_unused.push_back(index);
	}
};

ReusableStringStream::ReusableStringStream()
	:   m_index(Singleton<StringStreams>::getMutable().add()),
	    m_oss(Singleton<StringStreams>::getMutable().m_streams[m_index].get())
{}

ReusableStringStream::~ReusableStringStream()
{
	static_cast<std::ostringstream*>(m_oss)->str("");
	m_oss->clear();
	Singleton<StringStreams>::getMutable().release(m_index);
}

auto ReusableStringStream::str() const -> std::string
{
	return static_cast<std::ostringstream*>(m_oss)->str();
}

///////////////////////////////////////////////////////////////////////////

#ifndef CATCH_CONFIG_NOSTDOUT // If you #define this you must implement these functions
std::ostream& cout()
{
	return std::cout;
}
std::ostream& cerr()
{
	return std::cerr;
}
std::ostream& clog()
{
	return std::clog;
}
#endif
}
// end catch_stream.cpp
// start catch_string_manip.cpp

#include <algorithm>
#include <ostream>
#include <cstring>
#include <cctype>
#include <vector>

namespace Catch
{

namespace
{
char toLowerCh(char c)
{
	return static_cast<char>(std::tolower(static_cast<unsigned char>(c)));
}
}

bool startsWith(std::string const& s, std::string const& prefix)
{
	return s.size() >= prefix.size() && std::equal(prefix.begin(), prefix.end(), s.begin());
}
bool startsWith(std::string const& s, char prefix)
{
	return !s.empty() && s[0] == prefix;
}
bool endsWith(std::string const& s, std::string const& suffix)
{
	return s.size() >= suffix.size() && std::equal(suffix.rbegin(), suffix.rend(), s.rbegin());
}
bool endsWith(std::string const& s, char suffix)
{
	return !s.empty() && s[s.size() - 1] == suffix;
}
bool contains(std::string const& s, std::string const& infix)
{
	return s.find(infix) != std::string::npos;
}
void toLowerInPlace(std::string& s)
{
	std::transform(s.begin(), s.end(), s.begin(), toLowerCh);
}
std::string toLower(std::string const& s)
{
	std::string lc = s;
	toLowerInPlace(lc);
	return lc;
}
std::string trim(std::string const& str)
{
	static char const* whitespaceChars = "\n\r\t ";
	std::string::size_type start = str.find_first_not_of(whitespaceChars);
	std::string::size_type end = str.find_last_not_of(whitespaceChars);

	return start != std::string::npos ? str.substr(start, 1 + end - start) : std::string();
}

StringRef trim(StringRef ref)
{
	const auto is_ws = [](char c) {
		return c == ' ' || c == '\t' || c == '\n' || c == '\r';
	};
	size_t real_begin = 0;

	while (real_begin < ref.size() && is_ws(ref[real_begin])) {
		++real_begin;
	}

	size_t real_end = ref.size();

	while (real_end > real_begin && is_ws(ref[real_end - 1])) {
		--real_end;
	}

	return ref.substr(real_begin, real_end - real_begin);
}

bool replaceInPlace(std::string& str, std::string const& replaceThis, std::string const& withThis)
{
	bool replaced = false;
	std::size_t i = str.find(replaceThis);

	while (i != std::string::npos) {
		replaced = true;
		str = str.substr(0, i) + withThis + str.substr(i + replaceThis.size());

		if (i < str.size() - withThis.size()) {
			i = str.find(replaceThis, i + withThis.size());
		} else {
			i = std::string::npos;
		}
	}

	return replaced;
}

std::vector<StringRef> splitStringRef(StringRef str, char delimiter)
{
	std::vector<StringRef> subStrings;
	std::size_t start = 0;

	for (std::size_t pos = 0; pos < str.size(); ++pos) {
		if (str[pos] == delimiter) {
			if (pos - start > 1) {
				subStrings.push_back(str.substr(start, pos - start));
			}

			start = pos + 1;
		}
	}

	if (start < str.size()) {
		subStrings.push_back(str.substr(start, str.size() - start));
	}

	return subStrings;
}

pluralise::pluralise(std::size_t count, std::string const& label)
	:   m_count(count),
	    m_label(label)
{}

std::ostream& operator << (std::ostream& os, pluralise const& pluraliser)
{
	os << pluraliser.m_count << ' ' << pluraliser.m_label;

	if (pluraliser.m_count != 1) {
		os << 's';
	}

	return os;
}

}
// end catch_string_manip.cpp
// start catch_stringref.cpp

#include <algorithm>
#include <ostream>
#include <cstring>
#include <cstdint>

namespace Catch
{
StringRef::StringRef(char const* rawChars) noexcept
	: StringRef(rawChars, static_cast<StringRef::size_type>(std::strlen(rawChars)))
{}

auto StringRef::c_str() const -> char const*
{
	CATCH_ENFORCE(isNullTerminated(), "Called StringRef::c_str() on a non-null-terminated instance");
	return m_start;
}
auto StringRef::data() const noexcept -> char const*
{
	return m_start;
}

auto StringRef::substr(size_type start, size_type size) const noexcept -> StringRef
{
	if (start < m_size) {
		return StringRef(m_start + start, (std::min)(m_size - start, size));
	} else {
		return StringRef();
	}
}
auto StringRef::operator == (StringRef const& other) const noexcept -> bool
{
	return m_size == other.m_size
	       && (std::memcmp(m_start, other.m_start, m_size) == 0);
}

auto operator << (std::ostream& os, StringRef const& str) -> std::ostream&
{
	return os.write(str.data(), str.size());
}

auto operator+=(std::string& lhs, StringRef const& rhs) -> std::string&
{
	lhs.append(rhs.data(), rhs.size());
	return lhs;
}

} // namespace Catch
// end catch_stringref.cpp
// start catch_tag_alias.cpp

namespace Catch
{
TagAlias::TagAlias(std::string const & _tag, SourceLineInfo _lineInfo): tag(_tag), lineInfo(_lineInfo) {}
}
// end catch_tag_alias.cpp
// start catch_tag_alias_autoregistrar.cpp

namespace Catch
{

RegistrarForTagAliases::RegistrarForTagAliases(char const* alias, char const* tag, SourceLineInfo const& lineInfo)
{
	CATCH_TRY {
		getMutableRegistryHub().registerTagAlias(alias, tag, lineInfo);
	} CATCH_CATCH_ALL {
		// Do not throw when constructing global objects, instead register the exception to be processed later
		getMutableRegistryHub().registerStartupException();
	}
}

}
// end catch_tag_alias_autoregistrar.cpp
// start catch_tag_alias_registry.cpp

#include <sstream>

namespace Catch
{

TagAliasRegistry::~TagAliasRegistry() {}

TagAlias const* TagAliasRegistry::find(std::string const& alias) const
{
	auto it = m_registry.find(alias);

	if (it != m_registry.end()) {
		return &(it->second);
	} else {
		return nullptr;
	}
}

std::string TagAliasRegistry::expandAliases(std::string const& unexpandedTestSpec) const
{
	std::string expandedTestSpec = unexpandedTestSpec;

	for (auto const& registryKvp : m_registry) {
		std::size_t pos = expandedTestSpec.find(registryKvp.first);

		if (pos != std::string::npos) {
			expandedTestSpec =  expandedTestSpec.substr(0, pos) +
					    registryKvp.second.tag +
					    expandedTestSpec.substr(pos + registryKvp.first.size());
		}
	}

	return expandedTestSpec;
}

void TagAliasRegistry::add(std::string const& alias, std::string const& tag, SourceLineInfo const& lineInfo)
{
	CATCH_ENFORCE(startsWith(alias, "[@") && endsWith(alias, ']'),
		      "error: tag alias, '" << alias << "' is not of the form [@alias name].\n" << lineInfo);

	CATCH_ENFORCE(m_registry.insert(std::make_pair(alias, TagAlias(tag, lineInfo))).second,
		      "error: tag alias, '" << alias << "' already registered.\n"
		      << "\tFirst seen at: " << find(alias)->lineInfo << "\n"
		      << "\tRedefined at: " << lineInfo);
}

ITagAliasRegistry::~ITagAliasRegistry() {}

ITagAliasRegistry const& ITagAliasRegistry::get()
{
	return getRegistryHub().getTagAliasRegistry();
}

} // end namespace Catch
// end catch_tag_alias_registry.cpp
// start catch_test_case_info.cpp

#include <cctype>
#include <exception>
#include <algorithm>
#include <sstream>

namespace Catch
{

namespace
{
TestCaseInfo::SpecialProperties parseSpecialTag(std::string const& tag)
{
	if (startsWith(tag, '.') ||
			tag == "!hide") {
		return TestCaseInfo::IsHidden;
	} else if (tag == "!throws") {
		return TestCaseInfo::Throws;
	} else if (tag == "!shouldfail") {
		return TestCaseInfo::ShouldFail;
	} else if (tag == "!mayfail") {
		return TestCaseInfo::MayFail;
	} else if (tag == "!nonportable") {
		return TestCaseInfo::NonPortable;
	} else if (tag == "!benchmark") {
		return static_cast<TestCaseInfo::SpecialProperties>(TestCaseInfo::Benchmark | TestCaseInfo::IsHidden);
	} else {
		return TestCaseInfo::None;
	}
}
bool isReservedTag(std::string const& tag)
{
	return parseSpecialTag(tag) == TestCaseInfo::None && tag.size() > 0 && !std::isalnum(static_cast<unsigned char>(tag[0]));
}
void enforceNotReservedTag(std::string const& tag, SourceLineInfo const& _lineInfo)
{
	CATCH_ENFORCE(!isReservedTag(tag),
		      "Tag name: [" << tag << "] is not allowed.\n"
		      << "Tag names starting with non alphanumeric characters are reserved\n"
		      << _lineInfo);
}
}

TestCase makeTestCase(ITestInvoker* _testCase,
		      std::string const& _className,
		      NameAndTags const& nameAndTags,
		      SourceLineInfo const& _lineInfo)
{
	bool isHidden = false;

	// Parse out tags
	std::vector<std::string> tags;
	std::string desc, tag;
	bool inTag = false;

	for (char c : nameAndTags.tags) {
		if (!inTag) {
			if (c == '[') {
				inTag = true;
			} else {
				desc += c;
			}
		} else {
			if (c == ']') {
				TestCaseInfo::SpecialProperties prop = parseSpecialTag(tag);

				if ((prop & TestCaseInfo::IsHidden) != 0) {
					isHidden = true;
				} else if (prop == TestCaseInfo::None) {
					enforceNotReservedTag(tag, _lineInfo);
				}

				// Merged hide tags like `[.approvals]` should be added as
				// `[.][approvals]`. The `[.]` is added at later point, so
				// we only strip the prefix
				if (startsWith(tag, '.') && tag.size() > 1) {
					tag.erase(0, 1);
				}

				tags.push_back(tag);
				tag.clear();
				inTag = false;
			} else {
				tag += c;
			}
		}
	}

	if (isHidden) {
		// Add all "hidden" tags to make them behave identically
		tags.insert(tags.end(), { ".", "!hide" });
	}

	TestCaseInfo info(static_cast<std::string>(nameAndTags.name), _className, desc, tags, _lineInfo);
	return TestCase(_testCase, std::move(info));
}

void setTags(TestCaseInfo& testCaseInfo, std::vector<std::string> tags)
{
	std::sort(begin(tags), end(tags));
	tags.erase(std::unique(begin(tags), end(tags)), end(tags));
	testCaseInfo.lcaseTags.clear();

	for (auto const& tag : tags) {
		std::string lcaseTag = toLower(tag);
		testCaseInfo.properties = static_cast<TestCaseInfo::SpecialProperties>(testCaseInfo.properties | parseSpecialTag(lcaseTag));
		testCaseInfo.lcaseTags.push_back(lcaseTag);
	}

	testCaseInfo.tags = std::move(tags);
}

TestCaseInfo::TestCaseInfo(std::string const& _name,
			   std::string const& _className,
			   std::string const& _description,
			   std::vector<std::string> const& _tags,
			   SourceLineInfo const& _lineInfo)
	:   name(_name),
	    className(_className),
	    description(_description),
	    lineInfo(_lineInfo),
	    properties(None)
{
	setTags(*this, _tags);
}

bool TestCaseInfo::isHidden() const
{
	return (properties & IsHidden) != 0;
}
bool TestCaseInfo::throws() const
{
	return (properties & Throws) != 0;
}
bool TestCaseInfo::okToFail() const
{
	return (properties & (ShouldFail | MayFail)) != 0;
}
bool TestCaseInfo::expectedToFail() const
{
	return (properties & (ShouldFail)) != 0;
}

std::string TestCaseInfo::tagsAsString() const
{
	std::string ret;
	// '[' and ']' per tag
	std::size_t full_size = 2 * tags.size();

	for (const auto& tag : tags) {
		full_size += tag.size();
	}

	ret.reserve(full_size);

	for (const auto& tag : tags) {
		ret.push_back('[');
		ret.append(tag);
		ret.push_back(']');
	}

	return ret;
}

TestCase::TestCase(ITestInvoker* testCase, TestCaseInfo&& info) : TestCaseInfo(std::move(info)), test(testCase) {}

TestCase TestCase::withName(std::string const& _newName) const
{
	TestCase other(*this);
	other.name = _newName;
	return other;
}

void TestCase::invoke() const
{
	test->invoke();
}

bool TestCase::operator == (TestCase const& other) const
{
	return  test.get() == other.test.get() &&
		name == other.name &&
		className == other.className;
}

bool TestCase::operator < (TestCase const& other) const
{
	return name < other.name;
}

TestCaseInfo const& TestCase::getTestCaseInfo() const
{
	return *this;
}

} // end namespace Catch
// end catch_test_case_info.cpp
// start catch_test_case_registry_impl.cpp

#include <algorithm>
#include <sstream>

namespace Catch
{

namespace
{
struct TestHasher {
	using hash_t = uint64_t;

	explicit TestHasher(hash_t hashSuffix):
		m_hashSuffix{ hashSuffix } {}

	uint32_t operator()(TestCase const& t) const
	{
		// FNV-1a hash with multiplication fold.
		const hash_t prime = 1099511628211u;
		hash_t hash = 14695981039346656037u;

		for (const char c : t.name) {
			hash ^= c;
			hash *= prime;
		}

		hash ^= m_hashSuffix;
		hash *= prime;
		const uint32_t low{ static_cast<uint32_t>(hash) };
		const uint32_t high{ static_cast<uint32_t>(hash >> 32) };
		return low * high;
	}

private:
	hash_t m_hashSuffix;
};
} // end unnamed namespace

std::vector<TestCase> sortTests(IConfig const& config, std::vector<TestCase> const& unsortedTestCases)
{
	switch (config.runOrder()) {
		case RunTests::InDeclarationOrder:
			// already in declaration order
			break;

		case RunTests::InLexicographicalOrder: {
			std::vector<TestCase> sorted = unsortedTestCases;
			std::sort(sorted.begin(), sorted.end());
			return sorted;
		}

		case RunTests::InRandomOrder: {
			seedRng(config);
			TestHasher h{ config.rngSeed() };

			using hashedTest = std::pair<TestHasher::hash_t, TestCase const*>;
			std::vector<hashedTest> indexed_tests;
			indexed_tests.reserve(unsortedTestCases.size());

			for (auto const& testCase : unsortedTestCases) {
				indexed_tests.emplace_back(h(testCase), &testCase);
			}

			std::sort(indexed_tests.begin(), indexed_tests.end(),
			[](hashedTest const & lhs, hashedTest const & rhs) {
				if (lhs.first == rhs.first) {
					return lhs.second->name < rhs.second->name;
				}

				return lhs.first < rhs.first;
			});

			std::vector<TestCase> sorted;
			sorted.reserve(indexed_tests.size());

			for (auto const& hashed : indexed_tests) {
				sorted.emplace_back(*hashed.second);
			}

			return sorted;
		}
	}

	return unsortedTestCases;
}

bool isThrowSafe(TestCase const& testCase, IConfig const& config)
{
	return !testCase.throws() || config.allowThrows();
}

bool matchTest(TestCase const& testCase, TestSpec const& testSpec, IConfig const& config)
{
	return testSpec.matches(testCase) && isThrowSafe(testCase, config);
}

void enforceNoDuplicateTestCases(std::vector<TestCase> const& functions)
{
	std::set<TestCase> seenFunctions;

	for (auto const& function : functions) {
		auto prev = seenFunctions.insert(function);
		CATCH_ENFORCE(prev.second,
			      "error: TEST_CASE( \"" << function.name << "\" ) already defined.\n"
			      << "\tFirst seen at " << prev.first->getTestCaseInfo().lineInfo << "\n"
			      << "\tRedefined at " << function.getTestCaseInfo().lineInfo);
	}
}

std::vector<TestCase> filterTests(std::vector<TestCase> const& testCases, TestSpec const& testSpec, IConfig const& config)
{
	std::vector<TestCase> filtered;
	filtered.reserve(testCases.size());

	for (auto const& testCase : testCases) {
		if ((!testSpec.hasFilters() && !testCase.isHidden()) ||
				(testSpec.hasFilters() && matchTest(testCase, testSpec, config))) {
			filtered.push_back(testCase);
		}
	}

	return filtered;
}
std::vector<TestCase> const& getAllTestCasesSorted(IConfig const& config)
{
	return getRegistryHub().getTestCaseRegistry().getAllTestsSorted(config);
}

void TestRegistry::registerTest(TestCase const& testCase)
{
	std::string name = testCase.getTestCaseInfo().name;

	if (name.empty()) {
		ReusableStringStream rss;
		rss << "Anonymous test case " << ++m_unnamedCount;
		return registerTest(testCase.withName(rss.str()));
	}

	m_functions.push_back(testCase);
}

std::vector<TestCase> const& TestRegistry::getAllTests() const
{
	return m_functions;
}
std::vector<TestCase> const& TestRegistry::getAllTestsSorted(IConfig const& config) const
{
	if (m_sortedFunctions.empty()) {
		enforceNoDuplicateTestCases(m_functions);
	}

	if (m_currentSortOrder != config.runOrder() || m_sortedFunctions.empty()) {
		m_sortedFunctions = sortTests(config, m_functions);
		m_currentSortOrder = config.runOrder();
	}

	return m_sortedFunctions;
}

///////////////////////////////////////////////////////////////////////////
TestInvokerAsFunction::TestInvokerAsFunction(void(*testAsFunction)()) noexcept : m_testAsFunction(testAsFunction) {}

void TestInvokerAsFunction::invoke() const
{
	m_testAsFunction();
}

std::string extractClassName(StringRef const& classOrQualifiedMethodName)
{
	std::string className(classOrQualifiedMethodName);

	if (startsWith(className, '&')) {
		std::size_t lastColons = className.rfind("::");
		std::size_t penultimateColons = className.rfind("::", lastColons - 1);

		if (penultimateColons == std::string::npos) {
			penultimateColons = 1;
		}

		className = className.substr(penultimateColons, lastColons - penultimateColons);
	}

	return className;
}

} // end namespace Catch
// end catch_test_case_registry_impl.cpp
// start catch_test_case_tracker.cpp

#include <algorithm>
#include <cassert>
#include <stdexcept>
#include <memory>
#include <sstream>

#if defined(__clang__)
#    pragma clang diagnostic push
#    pragma clang diagnostic ignored "-Wexit-time-destructors"
#endif

namespace Catch
{
namespace TestCaseTracking
{

NameAndLocation::NameAndLocation(std::string const& _name, SourceLineInfo const& _location)
	:   name(_name),
	    location(_location)
{}

ITracker::~ITracker() = default;

ITracker& TrackerContext::startRun()
{
	m_rootTracker = std::make_shared<SectionTracker>(NameAndLocation("{root}", CATCH_INTERNAL_LINEINFO), *this, nullptr);
	m_currentTracker = nullptr;
	m_runState = Executing;
	return *m_rootTracker;
}

void TrackerContext::endRun()
{
	m_rootTracker.reset();
	m_currentTracker = nullptr;
	m_runState = NotStarted;
}

void TrackerContext::startCycle()
{
	m_currentTracker = m_rootTracker.get();
	m_runState = Executing;
}
void TrackerContext::completeCycle()
{
	m_runState = CompletedCycle;
}

bool TrackerContext::completedCycle() const
{
	return m_runState == CompletedCycle;
}
ITracker& TrackerContext::currentTracker()
{
	return *m_currentTracker;
}
void TrackerContext::setCurrentTracker(ITracker* tracker)
{
	m_currentTracker = tracker;
}

TrackerBase::TrackerBase(NameAndLocation const& nameAndLocation, TrackerContext& ctx, ITracker* parent):
	ITracker(nameAndLocation),
	m_ctx(ctx),
	m_parent(parent)
{}

bool TrackerBase::isComplete() const
{
	return m_runState == CompletedSuccessfully || m_runState == Failed;
}
bool TrackerBase::isSuccessfullyCompleted() const
{
	return m_runState == CompletedSuccessfully;
}
bool TrackerBase::isOpen() const
{
	return m_runState != NotStarted && !isComplete();
}
bool TrackerBase::hasChildren() const
{
	return !m_children.empty();
}

void TrackerBase::addChild(ITrackerPtr const& child)
{
	m_children.push_back(child);
}

ITrackerPtr TrackerBase::findChild(NameAndLocation const& nameAndLocation)
{
	auto it = std::find_if(m_children.begin(), m_children.end(),
	[&nameAndLocation](ITrackerPtr const & tracker) {
		return
			tracker->nameAndLocation().location == nameAndLocation.location &&
			tracker->nameAndLocation().name == nameAndLocation.name;
	});
	return (it != m_children.end())
	       ? *it
	       : nullptr;
}
ITracker& TrackerBase::parent()
{
	assert(m_parent);   // Should always be non-null except for root
	return *m_parent;
}

void TrackerBase::openChild()
{
	if (m_runState != ExecutingChildren) {
		m_runState = ExecutingChildren;

		if (m_parent) {
			m_parent->openChild();
		}
	}
}

bool TrackerBase::isSectionTracker() const
{
	return false;
}
bool TrackerBase::isGeneratorTracker() const
{
	return false;
}

void TrackerBase::open()
{
	m_runState = Executing;
	moveToThis();

	if (m_parent) {
		m_parent->openChild();
	}
}

void TrackerBase::close()
{

	// Close any still open children (e.g. generators)
	while (&m_ctx.currentTracker() != this) {
		m_ctx.currentTracker().close();
	}

	switch (m_runState) {
		case NeedsAnotherRun:
			break;

		case Executing:
			m_runState = CompletedSuccessfully;
			break;

		case ExecutingChildren:
			if (std::all_of(m_children.begin(), m_children.end(), [](ITrackerPtr const & t) {
			return t->isComplete();
			}))
			m_runState = CompletedSuccessfully;
			break;

		case NotStarted:
		case CompletedSuccessfully:
		case Failed:
			CATCH_INTERNAL_ERROR("Illogical state: " << m_runState);

		default:
			CATCH_INTERNAL_ERROR("Unknown state: " << m_runState);
	}

	moveToParent();
	m_ctx.completeCycle();
}
void TrackerBase::fail()
{
	m_runState = Failed;

	if (m_parent) {
		m_parent->markAsNeedingAnotherRun();
	}

	moveToParent();
	m_ctx.completeCycle();
}
void TrackerBase::markAsNeedingAnotherRun()
{
	m_runState = NeedsAnotherRun;
}

void TrackerBase::moveToParent()
{
	assert(m_parent);
	m_ctx.setCurrentTracker(m_parent);
}
void TrackerBase::moveToThis()
{
	m_ctx.setCurrentTracker(this);
}

SectionTracker::SectionTracker(NameAndLocation const& nameAndLocation, TrackerContext& ctx, ITracker* parent)
	:   TrackerBase(nameAndLocation, ctx, parent),
	    m_trimmed_name(trim(nameAndLocation.name))
{
	if (parent) {
		while (!parent->isSectionTracker()) {
			parent = &parent->parent();
		}

		SectionTracker& parentSection = static_cast<SectionTracker&>(*parent);
		addNextFilters(parentSection.m_filters);
	}
}

bool SectionTracker::isComplete() const
{
	bool complete = true;

	if (m_filters.empty()
			|| m_filters[0] == ""
			|| std::find(m_filters.begin(), m_filters.end(), m_trimmed_name) != m_filters.end()) {
		complete = TrackerBase::isComplete();
	}

	return complete;
}

bool SectionTracker::isSectionTracker() const
{
	return true;
}

SectionTracker& SectionTracker::acquire(TrackerContext& ctx, NameAndLocation const& nameAndLocation)
{
	std::shared_ptr<SectionTracker> section;

	ITracker& currentTracker = ctx.currentTracker();

	if (ITrackerPtr childTracker = currentTracker.findChild(nameAndLocation)) {
		assert(childTracker);
		assert(childTracker->isSectionTracker());
		section = std::static_pointer_cast<SectionTracker>(childTracker);
	} else {
		section = std::make_shared<SectionTracker>(nameAndLocation, ctx, &currentTracker);
		currentTracker.addChild(section);
	}

	if (!ctx.completedCycle()) {
		section->tryOpen();
	}

	return *section;
}

void SectionTracker::tryOpen()
{
	if (!isComplete()) {
		open();
	}
}

void SectionTracker::addInitialFilters(std::vector<std::string> const& filters)
{
	if (!filters.empty()) {
		m_filters.reserve(m_filters.size() + filters.size() + 2);
		m_filters.emplace_back(""); // Root - should never be consulted
		m_filters.emplace_back(""); // Test Case - not a section filter
		m_filters.insert(m_filters.end(), filters.begin(), filters.end());
	}
}
void SectionTracker::addNextFilters(std::vector<std::string> const& filters)
{
	if (filters.size() > 1) {
		m_filters.insert(m_filters.end(), filters.begin() + 1, filters.end());
	}
}

std::vector<std::string> const& SectionTracker::getFilters() const
{
	return m_filters;
}

std::string const& SectionTracker::trimmedName() const
{
	return m_trimmed_name;
}

} // namespace TestCaseTracking

using TestCaseTracking::ITracker;
using TestCaseTracking::TrackerContext;
using TestCaseTracking::SectionTracker;

} // namespace Catch

#if defined(__clang__)
#    pragma clang diagnostic pop
#endif
// end catch_test_case_tracker.cpp
// start catch_test_registry.cpp

namespace Catch
{

auto makeTestInvoker(void(*testAsFunction)()) noexcept -> ITestInvoker*
{
	return new (std::nothrow) TestInvokerAsFunction(testAsFunction);
}

NameAndTags::NameAndTags(StringRef const& name_, StringRef const& tags_) noexcept : name(name_), tags(tags_) {}

AutoReg::AutoReg(ITestInvoker* invoker, SourceLineInfo const& lineInfo, StringRef const& classOrMethod, NameAndTags const& nameAndTags) noexcept
{
	CATCH_TRY {
		getMutableRegistryHub()
		.registerTest(
			makeTestCase(
				invoker,
				extractClassName(classOrMethod),
				nameAndTags,
				lineInfo));
	} CATCH_CATCH_ALL {
		// Do not throw when constructing global objects, instead register the exception to be processed later
		getMutableRegistryHub().registerStartupException();
	}
}

AutoReg::~AutoReg() = default;
}
// end catch_test_registry.cpp
// start catch_test_spec.cpp

#include <algorithm>
#include <string>
#include <vector>
#include <memory>

namespace Catch
{

TestSpec::Pattern::Pattern(std::string const& name)
	: m_name(name)
{}

TestSpec::Pattern::~Pattern() = default;

std::string const& TestSpec::Pattern::name() const
{
	return m_name;
}

TestSpec::NamePattern::NamePattern(std::string const& name, std::string const& filterString)
	: Pattern(filterString)
	, m_wildcardPattern(toLower(name), CaseSensitive::No)
{}

bool TestSpec::NamePattern::matches(TestCaseInfo const& testCase) const
{
	return m_wildcardPattern.matches(testCase.name);
}

TestSpec::TagPattern::TagPattern(std::string const& tag, std::string const& filterString)
	: Pattern(filterString)
	, m_tag(toLower(tag))
{}

bool TestSpec::TagPattern::matches(TestCaseInfo const& testCase) const
{
	return std::find(begin(testCase.lcaseTags),
			 end(testCase.lcaseTags),
			 m_tag) != end(testCase.lcaseTags);
}

TestSpec::ExcludedPattern::ExcludedPattern(PatternPtr const& underlyingPattern)
	: Pattern(underlyingPattern->name())
	, m_underlyingPattern(underlyingPattern)
{}

bool TestSpec::ExcludedPattern::matches(TestCaseInfo const& testCase) const
{
	return !m_underlyingPattern->matches(testCase);
}

bool TestSpec::Filter::matches(TestCaseInfo const& testCase) const
{
	return std::all_of(m_patterns.begin(), m_patterns.end(), [&](PatternPtr const & p) {
		return p->matches(testCase);
	});
}

std::string TestSpec::Filter::name() const
{
	std::string name;

	for (auto const& p : m_patterns) {
		name += p->name();
	}

	return name;
}

bool TestSpec::hasFilters() const
{
	return !m_filters.empty();
}

bool TestSpec::matches(TestCaseInfo const& testCase) const
{
	return std::any_of(m_filters.begin(), m_filters.end(), [&](Filter const & f) {
		return f.matches(testCase);
	});
}

TestSpec::Matches TestSpec::matchesByFilter(std::vector<TestCase> const& testCases, IConfig const& config) const
{
	Matches matches(m_filters.size());
	std::transform(m_filters.begin(), m_filters.end(), matches.begin(), [&](Filter const & filter) {
		std::vector<TestCase const*> currentMatches;

		for (auto const& test : testCases)
			if (isThrowSafe(test, config) && filter.matches(test)) {
				currentMatches.emplace_back(&test);
			}

		return FilterMatch{ filter.name(), currentMatches };
	});
	return matches;
}

const TestSpec::vectorStrings& TestSpec::getInvalidArgs() const
{
	return (m_invalidArgs);
}

}
// end catch_test_spec.cpp
// start catch_test_spec_parser.cpp

namespace Catch
{

TestSpecParser::TestSpecParser(ITagAliasRegistry const& tagAliases) : m_tagAliases(&tagAliases) {}

TestSpecParser& TestSpecParser::parse(std::string const& arg)
{
	m_mode = None;
	m_exclusion = false;
	m_arg = m_tagAliases->expandAliases(arg);
	m_escapeChars.clear();
	m_substring.reserve(m_arg.size());
	m_patternName.reserve(m_arg.size());
	m_realPatternPos = 0;

	for (m_pos = 0; m_pos < m_arg.size(); ++m_pos)

		//if visitChar fails
		if (!visitChar(m_arg[m_pos])) {
			m_testSpec.m_invalidArgs.push_back(arg);
			break;
		}

	endMode();
	return *this;
}
TestSpec TestSpecParser::testSpec()
{
	addFilter();
	return m_testSpec;
}
bool TestSpecParser::visitChar(char c)
{
	if ((m_mode != EscapedName) && (c == '\\')) {
		escape();
		addCharToPattern(c);
		return true;
	} else if ((m_mode != EscapedName) && (c == ','))  {
		return separate();
	}

	switch (m_mode) {
		case None:
			if (processNoneChar(c)) {
				return true;
			}

			break;

		case Name:
			processNameChar(c);
			break;

		case EscapedName:
			endMode();
			addCharToPattern(c);
			return true;

		default:
		case Tag:
		case QuotedName:
			if (processOtherChar(c)) {
				return true;
			}

			break;
	}

	m_substring += c;

	if (!isControlChar(c)) {
		m_patternName += c;
		m_realPatternPos++;
	}

	return true;
}
// Two of the processing methods return true to signal the caller to return
// without adding the given character to the current pattern strings
bool TestSpecParser::processNoneChar(char c)
{
	switch (c) {
		case ' ':
			return true;

		case '~':
			m_exclusion = true;
			return false;

		case '[':
			startNewMode(Tag);
			return false;

		case '"':
			startNewMode(QuotedName);
			return false;

		default:
			startNewMode(Name);
			return false;
	}
}
void TestSpecParser::processNameChar(char c)
{
	if (c == '[') {
		if (m_substring == "exclude:") {
			m_exclusion = true;
		} else {
			endMode();
		}

		startNewMode(Tag);
	}
}
bool TestSpecParser::processOtherChar(char c)
{
	if (!isControlChar(c)) {
		return false;
	}

	m_substring += c;
	endMode();
	return true;
}
void TestSpecParser::startNewMode(Mode mode)
{
	m_mode = mode;
}
void TestSpecParser::endMode()
{
	switch (m_mode) {
		case Name:
		case QuotedName:
			return addNamePattern();

		case Tag:
			return addTagPattern();

		case EscapedName:
			revertBackToLastMode();
			return;

		case None:
		default:
			return startNewMode(None);
	}
}
void TestSpecParser::escape()
{
	saveLastMode();
	m_mode = EscapedName;
	m_escapeChars.push_back(m_realPatternPos);
}
bool TestSpecParser::isControlChar(char c) const
{
	switch (m_mode) {
		default:
			return false;

		case None:
			return c == '~';

		case Name:
			return c == '[';

		case EscapedName:
			return true;

		case QuotedName:
			return c == '"';

		case Tag:
			return c == '[' || c == ']';
	}
}

void TestSpecParser::addFilter()
{
	if (!m_currentFilter.m_patterns.empty()) {
		m_testSpec.m_filters.push_back(m_currentFilter);
		m_currentFilter = TestSpec::Filter();
	}
}

void TestSpecParser::saveLastMode()
{
	lastMode = m_mode;
}

void TestSpecParser::revertBackToLastMode()
{
	m_mode = lastMode;
}

bool TestSpecParser::separate()
{
	if ((m_mode == QuotedName) || (m_mode == Tag)) {
		//invalid argument, signal failure to previous scope.
		m_mode = None;
		m_pos = m_arg.size();
		m_substring.clear();
		m_patternName.clear();
		m_realPatternPos = 0;
		return false;
	}

	endMode();
	addFilter();
	return true; //success
}

std::string TestSpecParser::preprocessPattern()
{
	std::string token = m_patternName;

	for (std::size_t i = 0; i < m_escapeChars.size(); ++i) {
		token = token.substr(0, m_escapeChars[i] - i) + token.substr(m_escapeChars[i] - i + 1);
	}

	m_escapeChars.clear();

	if (startsWith(token, "exclude:")) {
		m_exclusion = true;
		token = token.substr(8);
	}

	m_patternName.clear();
	m_realPatternPos = 0;

	return token;
}

void TestSpecParser::addNamePattern()
{
	auto token = preprocessPattern();

	if (!token.empty()) {
		TestSpec::PatternPtr pattern = std::make_shared<TestSpec::NamePattern>(token, m_substring);

		if (m_exclusion) {
			pattern = std::make_shared<TestSpec::ExcludedPattern>(pattern);
		}

		m_currentFilter.m_patterns.push_back(pattern);
	}

	m_substring.clear();
	m_exclusion = false;
	m_mode = None;
}

void TestSpecParser::addTagPattern()
{
	auto token = preprocessPattern();

	if (!token.empty()) {
		// If the tag pattern is the "hide and tag" shorthand (e.g. [.foo])
		// we have to create a separate hide tag and shorten the real one
		if (token.size() > 1 && token[0] == '.') {
			token.erase(token.begin());
			TestSpec::PatternPtr pattern = std::make_shared<TestSpec::TagPattern>(".", m_substring);

			if (m_exclusion) {
				pattern = std::make_shared<TestSpec::ExcludedPattern>(pattern);
			}

			m_currentFilter.m_patterns.push_back(pattern);
		}

		TestSpec::PatternPtr pattern = std::make_shared<TestSpec::TagPattern>(token, m_substring);

		if (m_exclusion) {
			pattern = std::make_shared<TestSpec::ExcludedPattern>(pattern);
		}

		m_currentFilter.m_patterns.push_back(pattern);
	}

	m_substring.clear();
	m_exclusion = false;
	m_mode = None;
}

TestSpec parseTestSpec(std::string const& arg)
{
	return TestSpecParser(ITagAliasRegistry::get()).parse(arg).testSpec();
}

} // namespace Catch
// end catch_test_spec_parser.cpp
// start catch_timer.cpp

#include <chrono>

static const uint64_t nanosecondsInSecond = 1000000000;

namespace Catch
{

auto getCurrentNanosecondsSinceEpoch() -> uint64_t
{
	return std::chrono::duration_cast<std::chrono::nanoseconds>(std::chrono::high_resolution_clock::now().time_since_epoch()).count();
}

namespace
{
auto estimateClockResolution() -> uint64_t
{
	uint64_t sum = 0;
	static const uint64_t iterations = 1000000;

	auto startTime = getCurrentNanosecondsSinceEpoch();

	for (std::size_t i = 0; i < iterations; ++i) {

		uint64_t ticks;
		uint64_t baseTicks = getCurrentNanosecondsSinceEpoch();

		do {
			ticks = getCurrentNanosecondsSinceEpoch();
		} while (ticks == baseTicks);

		auto delta = ticks - baseTicks;
		sum += delta;

		// If we have been calibrating for over 3 seconds -- the clock
		// is terrible and we should move on.
		// TBD: How to signal that the measured resolution is probably wrong?
		if (ticks > startTime + 3 * nanosecondsInSecond) {
			return sum / (i + 1u);
		}
	}

	// We're just taking the mean, here. To do better we could take the std. dev and exclude outliers
	// - and potentially do more iterations if there's a high variance.
	return sum / iterations;
}
}
auto getEstimatedClockResolution() -> uint64_t
{
	static auto s_resolution = estimateClockResolution();
	return s_resolution;
}

void Timer::start()
{
	m_nanoseconds = getCurrentNanosecondsSinceEpoch();
}
auto Timer::getElapsedNanoseconds() const -> uint64_t
{
	return getCurrentNanosecondsSinceEpoch() - m_nanoseconds;
}
auto Timer::getElapsedMicroseconds() const -> uint64_t
{
	return getElapsedNanoseconds() / 1000;
}
auto Timer::getElapsedMilliseconds() const -> unsigned int
{
	return static_cast<unsigned int>(getElapsedMicroseconds() / 1000);
}
auto Timer::getElapsedSeconds() const -> double
{
	return getElapsedMicroseconds() / 1000000.0;
}

} // namespace Catch
// end catch_timer.cpp
// start catch_tostring.cpp

#if defined(__clang__)
#    pragma clang diagnostic push
#    pragma clang diagnostic ignored "-Wexit-time-destructors"
#    pragma clang diagnostic ignored "-Wglobal-constructors"
#endif

// Enable specific decls locally
#if !defined(CATCH_CONFIG_ENABLE_CHRONO_STRINGMAKER)
#define CATCH_CONFIG_ENABLE_CHRONO_STRINGMAKER
#endif

#include <cmath>
#include <iomanip>

namespace Catch
{

namespace Detail
{

const std::string unprintableString = "{?}";

namespace
{
const int hexThreshold = 255;

struct Endianness {
	enum Arch { Big, Little };

	static Arch which()
	{
		int one = 1;
		// If the lowest byte we read is non-zero, we can assume
		// that little endian format is used.
		auto value = *reinterpret_cast<char*>(&one);
		return value ? Little : Big;
	}
};
}

std::string rawMemoryToString(const void *object, std::size_t size)
{
	// Reverse order for little endian architectures
	int i = 0, end = static_cast<int>(size), inc = 1;

	if (Endianness::which() == Endianness::Little) {
		i = end - 1;
		end = inc = -1;
	}

	unsigned char const *bytes = static_cast<unsigned char const *>(object);
	ReusableStringStream rss;
	rss << "0x" << std::setfill('0') << std::hex;

	for (; i != end; i += inc) {
		rss << std::setw(2) << static_cast<unsigned>(bytes[i]);
	}

	return rss.str();
}
}

template<typename T>
std::string fpToString(T value, int precision)
{
	if (Catch::isnan(value)) {
		return "nan";
	}

	ReusableStringStream rss;
	rss << std::setprecision(precision)
	    << std::fixed
	    << value;
	std::string d = rss.str();
	std::size_t i = d.find_last_not_of('0');

	if (i != std::string::npos && i != d.size() - 1) {
		if (d[i] == '.') {
			i++;
		}

		d = d.substr(0, i + 1);
	}

	return d;
}

//// ======================================================= ////
//
//   Out-of-line defs for full specialization of StringMaker
//
//// ======================================================= ////

std::string StringMaker<std::string>::convert(const std::string& str)
{
	if (!getCurrentContext().getConfig()->showInvisibles()) {
		return '"' + str + '"';
	}

	std::string s("\"");

	for (char c : str) {
		switch (c) {
			case '\n':
				s.append("\\n");
				break;

			case '\t':
				s.append("\\t");
				break;

			default:
				s.push_back(c);
				break;
		}
	}

	s.append("\"");
	return s;
}

#ifdef CATCH_CONFIG_CPP17_STRING_VIEW
std::string StringMaker<std::string_view>::convert(std::string_view str)
{
	return ::Catch::Detail::stringify(std::string{ str });
}
#endif

std::string StringMaker<char const*>::convert(char const* str)
{
	if (str) {
		return ::Catch::Detail::stringify(std::string{ str });
	} else {
		return{ "{null string}" };
	}
}
std::string StringMaker<char*>::convert(char* str)
{
	if (str) {
		return ::Catch::Detail::stringify(std::string{ str });
	} else {
		return{ "{null string}" };
	}
}

#ifdef CATCH_CONFIG_WCHAR
std::string StringMaker<std::wstring>::convert(const std::wstring& wstr)
{
	std::string s;
	s.reserve(wstr.size());

	for (auto c : wstr) {
		s += (c <= 0xff) ? static_cast<char>(c) : '?';
	}

	return ::Catch::Detail::stringify(s);
}

# ifdef CATCH_CONFIG_CPP17_STRING_VIEW
std::string StringMaker<std::wstring_view>::convert(std::wstring_view str)
{
	return StringMaker<std::wstring>::convert(std::wstring(str));
}
# endif

std::string StringMaker<wchar_t const*>::convert(wchar_t const * str)
{
	if (str) {
		return ::Catch::Detail::stringify(std::wstring{ str });
	} else {
		return{ "{null string}" };
	}
}
std::string StringMaker<wchar_t *>::convert(wchar_t * str)
{
	if (str) {
		return ::Catch::Detail::stringify(std::wstring{ str });
	} else {
		return{ "{null string}" };
	}
}
#endif

#if defined(CATCH_CONFIG_CPP17_BYTE)
#include <cstddef>
std::string StringMaker<std::byte>::convert(std::byte value)
{
	return ::Catch::Detail::stringify(std::to_integer<unsigned long long>(value));
}
#endif // defined(CATCH_CONFIG_CPP17_BYTE)

std::string StringMaker<int>::convert(int value)
{
	return ::Catch::Detail::stringify(static_cast<long long>(value));
}
std::string StringMaker<long>::convert(long value)
{
	return ::Catch::Detail::stringify(static_cast<long long>(value));
}
std::string StringMaker<long long>::convert(long long value)
{
	ReusableStringStream rss;
	rss << value;

	if (value > Detail::hexThreshold) {
		rss << " (0x" << std::hex << value << ')';
	}

	return rss.str();
}

std::string StringMaker<unsigned int>::convert(unsigned int value)
{
	return ::Catch::Detail::stringify(static_cast<unsigned long long>(value));
}
std::string StringMaker<unsigned long>::convert(unsigned long value)
{
	return ::Catch::Detail::stringify(static_cast<unsigned long long>(value));
}
std::string StringMaker<unsigned long long>::convert(unsigned long long value)
{
	ReusableStringStream rss;
	rss << value;

	if (value > Detail::hexThreshold) {
		rss << " (0x" << std::hex << value << ')';
	}

	return rss.str();
}

std::string StringMaker<bool>::convert(bool b)
{
	return b ? "true" : "false";
}

std::string StringMaker<signed char>::convert(signed char value)
{
	if (value == '\r') {
		return "'\\r'";
	} else if (value == '\f') {
		return "'\\f'";
	} else if (value == '\n') {
		return "'\\n'";
	} else if (value == '\t') {
		return "'\\t'";
	} else if ('\0' <= value && value < ' ') {
		return ::Catch::Detail::stringify(static_cast<unsigned int>(value));
	} else {
		char chstr[] = "' '";
		chstr[1] = value;
		return chstr;
	}
}
std::string StringMaker<char>::convert(char c)
{
	return ::Catch::Detail::stringify(static_cast<signed char>(c));
}
std::string StringMaker<unsigned char>::convert(unsigned char c)
{
	return ::Catch::Detail::stringify(static_cast<char>(c));
}

std::string StringMaker<std::nullptr_t>::convert(std::nullptr_t)
{
	return "nullptr";
}

int StringMaker<float>::precision = 5;

std::string StringMaker<float>::convert(float value)
{
	return fpToString(value, precision) + 'f';
}

int StringMaker<double>::precision = 10;

std::string StringMaker<double>::convert(double value)
{
	return fpToString(value, precision);
}

std::string ratio_string<std::atto>::symbol()
{
	return "a";
}
std::string ratio_string<std::femto>::symbol()
{
	return "f";
}
std::string ratio_string<std::pico>::symbol()
{
	return "p";
}
std::string ratio_string<std::nano>::symbol()
{
	return "n";
}
std::string ratio_string<std::micro>::symbol()
{
	return "u";
}
std::string ratio_string<std::milli>::symbol()
{
	return "m";
}

} // end namespace Catch

#if defined(__clang__)
#    pragma clang diagnostic pop
#endif

// end catch_tostring.cpp
// start catch_totals.cpp

namespace Catch
{

Counts Counts::operator - (Counts const& other) const
{
	Counts diff;
	diff.passed = passed - other.passed;
	diff.failed = failed - other.failed;
	diff.failedButOk = failedButOk - other.failedButOk;
	return diff;
}

Counts& Counts::operator += (Counts const& other)
{
	passed += other.passed;
	failed += other.failed;
	failedButOk += other.failedButOk;
	return *this;
}

std::size_t Counts::total() const
{
	return passed + failed + failedButOk;
}
bool Counts::allPassed() const
{
	return failed == 0 && failedButOk == 0;
}
bool Counts::allOk() const
{
	return failed == 0;
}

Totals Totals::operator - (Totals const& other) const
{
	Totals diff;
	diff.assertions = assertions - other.assertions;
	diff.testCases = testCases - other.testCases;
	return diff;
}

Totals& Totals::operator += (Totals const& other)
{
	assertions += other.assertions;
	testCases += other.testCases;
	return *this;
}

Totals Totals::delta(Totals const& prevTotals) const
{
	Totals diff = *this - prevTotals;

	if (diff.assertions.failed > 0) {
		++diff.testCases.failed;
	} else if (diff.assertions.failedButOk > 0) {
		++diff.testCases.failedButOk;
	} else {
		++diff.testCases.passed;
	}

	return diff;
}

}
// end catch_totals.cpp
// start catch_uncaught_exceptions.cpp

// start catch_config_uncaught_exceptions.hpp

//              Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
//   (See accompanying file LICENSE_1_0.txt or copy at
//        https://www.boost.org/LICENSE_1_0.txt)

// SPDX-License-Identifier: BSL-1.0

#ifndef CATCH_CONFIG_UNCAUGHT_EXCEPTIONS_HPP
#define CATCH_CONFIG_UNCAUGHT_EXCEPTIONS_HPP

#if defined(_MSC_VER)
#  if _MSC_VER >= 1900 // Visual Studio 2015 or newer
#    define CATCH_INTERNAL_CONFIG_CPP17_UNCAUGHT_EXCEPTIONS
#  endif
#endif

#include <exception>

#if defined(__cpp_lib_uncaught_exceptions) \
    && !defined(CATCH_INTERNAL_CONFIG_CPP17_UNCAUGHT_EXCEPTIONS)

#  define CATCH_INTERNAL_CONFIG_CPP17_UNCAUGHT_EXCEPTIONS
#endif // __cpp_lib_uncaught_exceptions

#if defined(CATCH_INTERNAL_CONFIG_CPP17_UNCAUGHT_EXCEPTIONS) \
    && !defined(CATCH_CONFIG_NO_CPP17_UNCAUGHT_EXCEPTIONS) \
    && !defined(CATCH_CONFIG_CPP17_UNCAUGHT_EXCEPTIONS)

#  define CATCH_CONFIG_CPP17_UNCAUGHT_EXCEPTIONS
#endif

#endif // CATCH_CONFIG_UNCAUGHT_EXCEPTIONS_HPP
// end catch_config_uncaught_exceptions.hpp
#include <exception>

namespace Catch
{
bool uncaught_exceptions()
{
#if defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
	return false;
#elif defined(CATCH_CONFIG_CPP17_UNCAUGHT_EXCEPTIONS)
	return std::uncaught_exceptions() > 0;
#else
	return std::uncaught_exception();
#endif
}
} // end namespace Catch
// end catch_uncaught_exceptions.cpp
// start catch_version.cpp

#include <ostream>

namespace Catch
{

Version::Version
(unsigned int _majorVersion,
 unsigned int _minorVersion,
 unsigned int _patchNumber,
 char const * const _branchName,
 unsigned int _buildNumber)
	:   majorVersion(_majorVersion),
	    minorVersion(_minorVersion),
	    patchNumber(_patchNumber),
	    branchName(_branchName),
	    buildNumber(_buildNumber)
{}

std::ostream& operator << (std::ostream& os, Version const& version)
{
	os  << version.majorVersion << '.'
	    << version.minorVersion << '.'
	    << version.patchNumber;

	// branchName is never null -> 0th char is \0 if it is empty
	if (version.branchName[0]) {
		os << '-' << version.branchName
		   << '.' << version.buildNumber;
	}

	return os;
}

Version const& libraryVersion()
{
	static Version version(2, 13, 9, "", 0);
	return version;
}

}
// end catch_version.cpp
// start catch_wildcard_pattern.cpp

namespace Catch
{

WildcardPattern::WildcardPattern(std::string const& pattern,
				 CaseSensitive::Choice caseSensitivity)
	:   m_caseSensitivity(caseSensitivity),
	    m_pattern(normaliseString(pattern))
{
	if (startsWith(m_pattern, '*')) {
		m_pattern = m_pattern.substr(1);
		m_wildcard = WildcardAtStart;
	}

	if (endsWith(m_pattern, '*')) {
		m_pattern = m_pattern.substr(0, m_pattern.size() - 1);
		m_wildcard = static_cast<WildcardPosition>(m_wildcard | WildcardAtEnd);
	}
}

bool WildcardPattern::matches(std::string const& str) const
{
	switch (m_wildcard) {
		case NoWildcard:
			return m_pattern == normaliseString(str);

		case WildcardAtStart:
			return endsWith(normaliseString(str), m_pattern);

		case WildcardAtEnd:
			return startsWith(normaliseString(str), m_pattern);

		case WildcardAtBothEnds:
			return contains(normaliseString(str), m_pattern);

		default:
			CATCH_INTERNAL_ERROR("Unknown enum");
	}
}

std::string WildcardPattern::normaliseString(std::string const& str) const
{
	return trim(m_caseSensitivity == CaseSensitive::No ? toLower(str) : str);
}
}
// end catch_wildcard_pattern.cpp
// start catch_xmlwriter.cpp

#include <iomanip>
#include <type_traits>

namespace Catch
{

namespace
{

size_t trailingBytes(unsigned char c)
{
	if ((c & 0xE0) == 0xC0) {
		return 2;
	}

	if ((c & 0xF0) == 0xE0) {
		return 3;
	}

	if ((c & 0xF8) == 0xF0) {
		return 4;
	}

	CATCH_INTERNAL_ERROR("Invalid multibyte utf-8 start byte encountered");
}

uint32_t headerValue(unsigned char c)
{
	if ((c & 0xE0) == 0xC0) {
		return c & 0x1F;
	}

	if ((c & 0xF0) == 0xE0) {
		return c & 0x0F;
	}

	if ((c & 0xF8) == 0xF0) {
		return c & 0x07;
	}

	CATCH_INTERNAL_ERROR("Invalid multibyte utf-8 start byte encountered");
}

void hexEscapeChar(std::ostream& os, unsigned char c)
{
	std::ios_base::fmtflags f(os.flags());
	os << "\\x"
	   << std::uppercase << std::hex << std::setfill('0') << std::setw(2)
	   << static_cast<int>(c);
	os.flags(f);
}

bool shouldNewline(XmlFormatting fmt)
{
	return !!(static_cast<std::underlying_type<XmlFormatting>::type>(fmt & XmlFormatting::Newline));
}

bool shouldIndent(XmlFormatting fmt)
{
	return !!(static_cast<std::underlying_type<XmlFormatting>::type>(fmt & XmlFormatting::Indent));
}

} // anonymous namespace

XmlFormatting operator | (XmlFormatting lhs, XmlFormatting rhs)
{
	return static_cast<XmlFormatting>(
		       static_cast<std::underlying_type<XmlFormatting>::type>(lhs) |
		       static_cast<std::underlying_type<XmlFormatting>::type>(rhs)
	       );
}

XmlFormatting operator & (XmlFormatting lhs, XmlFormatting rhs)
{
	return static_cast<XmlFormatting>(
		       static_cast<std::underlying_type<XmlFormatting>::type>(lhs) &
		       static_cast<std::underlying_type<XmlFormatting>::type>(rhs)
	       );
}

XmlEncode::XmlEncode(std::string const& str, ForWhat forWhat)
	:   m_str(str),
	    m_forWhat(forWhat)
{}

void XmlEncode::encodeTo(std::ostream& os) const
{
	// Apostrophe escaping not necessary if we always use " to write attributes
	// (see: http://www.w3.org/TR/xml/#syntax)

	for (std::size_t idx = 0; idx < m_str.size(); ++ idx) {
		unsigned char c = m_str[idx];

		switch (c) {
			case '<':
				os << "&lt;";
				break;

			case '&':
				os << "&amp;";
				break;

			case '>':

				// See: http://www.w3.org/TR/xml/#syntax
				if (idx > 2 && m_str[idx - 1] == ']' && m_str[idx - 2] == ']') {
					os << "&gt;";
				} else {
					os << c;
				}

				break;

			case '\"':
				if (m_forWhat == ForAttributes) {
					os << "&quot;";
				} else {
					os << c;
				}

				break;

			default:

				// Check for control characters and invalid utf-8

				// Escape control characters in standard ascii
				// see http://stackoverflow.com/questions/404107/why-are-control-characters-illegal-in-xml-1-0
				if (c < 0x09 || (c > 0x0D && c < 0x20) || c == 0x7F) {
					hexEscapeChar(os, c);
					break;
				}

				// Plain ASCII: Write it to stream
				if (c < 0x7F) {
					os << c;
					break;
				}

				// UTF-8 territory
				// Check if the encoding is valid and if it is not, hex escape bytes.
				// Important: We do not check the exact decoded values for validity, only the encoding format
				// First check that this bytes is a valid lead byte:
				// This means that it is not encoded as 1111 1XXX
				// Or as 10XX XXXX
				if (c <  0xC0 ||
						c >= 0xF8) {
					hexEscapeChar(os, c);
					break;
				}

				auto encBytes = trailingBytes(c);

				// Are there enough bytes left to avoid accessing out-of-bounds memory?
				if (idx + encBytes - 1 >= m_str.size()) {
					hexEscapeChar(os, c);
					break;
				}

				// The header is valid, check data
				// The next encBytes bytes must together be a valid utf-8
				// This means: bitpattern 10XX XXXX and the extracted value is sane (ish)
				bool valid = true;
				uint32_t value = headerValue(c);

				for (std::size_t n = 1; n < encBytes; ++n) {
					unsigned char nc = m_str[idx + n];
					valid &= ((nc & 0xC0) == 0x80);
					value = (value << 6) | (nc & 0x3F);
				}

				if (
					// Wrong bit pattern of following bytes
					(!valid) ||
					// Overlong encodings
					(value < 0x80) ||
					(0x80 <= value && value < 0x800   && encBytes > 2) ||
					(0x800 < value && value < 0x10000 && encBytes > 3) ||
					// Encoded value out of range
					(value >= 0x110000)
				) {
					hexEscapeChar(os, c);
					break;
				}

				// If we got here, this is in fact a valid(ish) utf-8 sequence
				for (std::size_t n = 0; n < encBytes; ++n) {
					os << m_str[idx + n];
				}

				idx += encBytes - 1;
				break;
		}
	}
}

std::ostream& operator << (std::ostream& os, XmlEncode const& xmlEncode)
{
	xmlEncode.encodeTo(os);
	return os;
}

XmlWriter::ScopedElement::ScopedElement(XmlWriter* writer, XmlFormatting fmt)
	:   m_writer(writer),
	    m_fmt(fmt)
{}

XmlWriter::ScopedElement::ScopedElement(ScopedElement&& other) noexcept
	:   m_writer(other.m_writer),
	    m_fmt(other.m_fmt)
{
	other.m_writer = nullptr;
	other.m_fmt = XmlFormatting::None;
}
XmlWriter::ScopedElement& XmlWriter::ScopedElement::operator=(ScopedElement&& other) noexcept
{
	if (m_writer) {
		m_writer->endElement();
	}

	m_writer = other.m_writer;
	other.m_writer = nullptr;
	m_fmt = other.m_fmt;
	other.m_fmt = XmlFormatting::None;
	return *this;
}

XmlWriter::ScopedElement::~ScopedElement()
{
	if (m_writer) {
		m_writer->endElement(m_fmt);
	}
}

XmlWriter::ScopedElement& XmlWriter::ScopedElement::writeText(std::string const& text, XmlFormatting fmt)
{
	m_writer->writeText(text, fmt);
	return *this;
}

XmlWriter::XmlWriter(std::ostream& os) : m_os(os)
{
	writeDeclaration();
}

XmlWriter::~XmlWriter()
{
	while (!m_tags.empty()) {
		endElement();
	}

	newlineIfNecessary();
}

XmlWriter& XmlWriter::startElement(std::string const& name, XmlFormatting fmt)
{
	ensureTagClosed();
	newlineIfNecessary();

	if (shouldIndent(fmt)) {
		m_os << m_indent;
		m_indent += "  ";
	}

	m_os << '<' << name;
	m_tags.push_back(name);
	m_tagIsOpen = true;
	applyFormatting(fmt);
	return *this;
}

XmlWriter::ScopedElement XmlWriter::scopedElement(std::string const& name, XmlFormatting fmt)
{
	ScopedElement scoped(this, fmt);
	startElement(name, fmt);
	return scoped;
}

XmlWriter& XmlWriter::endElement(XmlFormatting fmt)
{
	m_indent = m_indent.substr(0, m_indent.size() - 2);

	if (m_tagIsOpen) {
		m_os << "/>";
		m_tagIsOpen = false;
	} else {
		newlineIfNecessary();

		if (shouldIndent(fmt)) {
			m_os << m_indent;
		}

		m_os << "</" << m_tags.back() << ">";
	}

	m_os << std::flush;
	applyFormatting(fmt);
	m_tags.pop_back();
	return *this;
}

XmlWriter& XmlWriter::writeAttribute(std::string const& name, std::string const& attribute)
{
	if (!name.empty() && !attribute.empty()) {
		m_os << ' ' << name << "=\"" << XmlEncode(attribute, XmlEncode::ForAttributes) << '"';
	}

	return *this;
}

XmlWriter& XmlWriter::writeAttribute(std::string const& name, bool attribute)
{
	m_os << ' ' << name << "=\"" << (attribute ? "true" : "false") << '"';
	return *this;
}

XmlWriter& XmlWriter::writeText(std::string const& text, XmlFormatting fmt)
{
	if (!text.empty()) {
		bool tagWasOpen = m_tagIsOpen;
		ensureTagClosed();

		if (tagWasOpen && shouldIndent(fmt)) {
			m_os << m_indent;
		}

		m_os << XmlEncode(text);
		applyFormatting(fmt);
	}

	return *this;
}

XmlWriter& XmlWriter::writeComment(std::string const& text, XmlFormatting fmt)
{
	ensureTagClosed();

	if (shouldIndent(fmt)) {
		m_os << m_indent;
	}

	m_os << "<!--" << text << "-->";
	applyFormatting(fmt);
	return *this;
}

void XmlWriter::writeStylesheetRef(std::string const& url)
{
	m_os << "<?xml-stylesheet type=\"text/xsl\" href=\"" << url << "\"?>\n";
}

XmlWriter& XmlWriter::writeBlankLine()
{
	ensureTagClosed();
	m_os << '\n';
	return *this;
}

void XmlWriter::ensureTagClosed()
{
	if (m_tagIsOpen) {
		m_os << '>' << std::flush;
		newlineIfNecessary();
		m_tagIsOpen = false;
	}
}

void XmlWriter::applyFormatting(XmlFormatting fmt)
{
	m_needsNewline = shouldNewline(fmt);
}

void XmlWriter::writeDeclaration()
{
	m_os << "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n";
}

void XmlWriter::newlineIfNecessary()
{
	if (m_needsNewline) {
		m_os << std::endl;
		m_needsNewline = false;
	}
}
}
// end catch_xmlwriter.cpp
// start catch_reporter_bases.cpp

#include <cstring>
#include <cfloat>
#include <cstdio>
#include <cassert>
#include <memory>

namespace Catch
{
void prepareExpandedExpression(AssertionResult& result)
{
	result.getExpandedExpression();
}

// Because formatting using c++ streams is stateful, drop down to C is required
// Alternatively we could use stringstream, but its performance is... not good.
std::string getFormattedDuration(double duration)
{
	// Max exponent + 1 is required to represent the whole part
	// + 1 for decimal point
	// + 3 for the 3 decimal places
	// + 1 for null terminator
	const std::size_t maxDoubleSize = DBL_MAX_10_EXP + 1 + 1 + 3 + 1;
	char buffer[maxDoubleSize];

	// Save previous errno, to prevent sprintf from overwriting it
	ErrnoGuard guard;
#ifdef _MSC_VER
	sprintf_s(buffer, "%.3f", duration);
#else
	std::sprintf(buffer, "%.3f", duration);
#endif
	return std::string(buffer);
}

bool shouldShowDuration(IConfig const& config, double duration)
{
	if (config.showDurations() == ShowDurations::Always) {
		return true;
	}

	if (config.showDurations() == ShowDurations::Never) {
		return false;
	}

	const double min = config.minDuration();
	return min >= 0 && duration >= min;
}

std::string serializeFilters(std::vector<std::string> const& container)
{
	ReusableStringStream oss;
	bool first = true;

	for (auto&& filter : container) {
		if (!first) {
			oss << ' ';
		} else {
			first = false;
		}

		oss << filter;
	}

	return oss.str();
}

TestEventListenerBase::TestEventListenerBase(ReporterConfig const & _config)
	: StreamingReporterBase(_config) {}

std::set<Verbosity> TestEventListenerBase::getSupportedVerbosities()
{
	return { Verbosity::Quiet, Verbosity::Normal, Verbosity::High };
}

void TestEventListenerBase::assertionStarting(AssertionInfo const &) {}

bool TestEventListenerBase::assertionEnded(AssertionStats const &)
{
	return false;
}

} // end namespace Catch
// end catch_reporter_bases.cpp
// start catch_reporter_compact.cpp

namespace
{

#ifdef CATCH_PLATFORM_MAC
const char* failedString()
{
	return "FAILED";
}
const char* passedString()
{
	return "PASSED";
}
#else
const char* failedString()
{
	return "failed";
}
const char* passedString()
{
	return "passed";
}
#endif

// Colour::LightGrey
Catch::Colour::Code dimColour()
{
	return Catch::Colour::FileName;
}

std::string bothOrAll(std::size_t count)
{
	return count == 1 ? std::string() :
	       count == 2 ? "both " : "all " ;
}

} // anon namespace

namespace Catch
{
namespace
{
// Colour, message variants:
// - white: No tests ran.
// -   red: Failed [both/all] N test cases, failed [both/all] M assertions.
// - white: Passed [both/all] N test cases (no assertions).
// -   red: Failed N tests cases, failed M assertions.
// - green: Passed [both/all] N tests cases with M assertions.
void printTotals(std::ostream& out, const Totals& totals)
{
	if (totals.testCases.total() == 0) {
		out << "No tests ran.";
	} else if (totals.testCases.failed == totals.testCases.total()) {
		Colour colour(Colour::ResultError);
		const std::string qualify_assertions_failed =
			totals.assertions.failed == totals.assertions.total() ?
			bothOrAll(totals.assertions.failed) : std::string();
		out <<
		    "Failed " << bothOrAll(totals.testCases.failed)
		    << pluralise(totals.testCases.failed, "test case") << ", "
		    "failed " << qualify_assertions_failed <<
		    pluralise(totals.assertions.failed, "assertion") << '.';
	} else if (totals.assertions.total() == 0) {
		out <<
		    "Passed " << bothOrAll(totals.testCases.total())
		    << pluralise(totals.testCases.total(), "test case")
		    << " (no assertions).";
	} else if (totals.assertions.failed) {
		Colour colour(Colour::ResultError);
		out <<
		    "Failed " << pluralise(totals.testCases.failed, "test case") << ", "
		    "failed " << pluralise(totals.assertions.failed, "assertion") << '.';
	} else {
		Colour colour(Colour::ResultSuccess);
		out <<
		    "Passed " << bothOrAll(totals.testCases.passed)
		    << pluralise(totals.testCases.passed, "test case") <<
		    " with " << pluralise(totals.assertions.passed, "assertion") << '.';
	}
}

// Implementation of CompactReporter formatting
class AssertionPrinter
{
public:
	AssertionPrinter& operator= (AssertionPrinter const&) = delete;
	AssertionPrinter(AssertionPrinter const&) = delete;
	AssertionPrinter(std::ostream& _stream, AssertionStats const& _stats, bool _printInfoMessages)
		: stream(_stream)
		, result(_stats.assertionResult)
		, messages(_stats.infoMessages)
		, itMessage(_stats.infoMessages.begin())
		, printInfoMessages(_printInfoMessages) {}

	void print()
	{
		printSourceInfo();

		itMessage = messages.begin();

		switch (result.getResultType()) {
			case ResultWas::Ok:
				printResultType(Colour::ResultSuccess, passedString());
				printOriginalExpression();
				printReconstructedExpression();

				if (!result.hasExpression()) {
					printRemainingMessages(Colour::None);
				} else {
					printRemainingMessages();
				}

				break;

			case ResultWas::ExpressionFailed:
				if (result.isOk()) {
					printResultType(Colour::ResultSuccess, failedString() + std::string(" - but was ok"));
				} else {
					printResultType(Colour::Error, failedString());
				}

				printOriginalExpression();
				printReconstructedExpression();
				printRemainingMessages();
				break;

			case ResultWas::ThrewException:
				printResultType(Colour::Error, failedString());
				printIssue("unexpected exception with message:");
				printMessage();
				printExpressionWas();
				printRemainingMessages();
				break;

			case ResultWas::FatalErrorCondition:
				printResultType(Colour::Error, failedString());
				printIssue("fatal error condition with message:");
				printMessage();
				printExpressionWas();
				printRemainingMessages();
				break;

			case ResultWas::DidntThrowException:
				printResultType(Colour::Error, failedString());
				printIssue("expected exception, got none");
				printExpressionWas();
				printRemainingMessages();
				break;

			case ResultWas::Info:
				printResultType(Colour::None, "info");
				printMessage();
				printRemainingMessages();
				break;

			case ResultWas::Warning:
				printResultType(Colour::None, "warning");
				printMessage();
				printRemainingMessages();
				break;

			case ResultWas::ExplicitFailure:
				printResultType(Colour::Error, failedString());
				printIssue("explicitly");
				printRemainingMessages(Colour::None);
				break;

			// These cases are here to prevent compiler warnings
			case ResultWas::Unknown:
			case ResultWas::FailureBit:
			case ResultWas::Exception:
				printResultType(Colour::Error, "** internal error **");
				break;
		}
	}

private:
	void printSourceInfo() const
	{
		Colour colourGuard(Colour::FileName);
		stream << result.getSourceInfo() << ':';
	}

	void printResultType(Colour::Code colour, std::string const& passOrFail) const
	{
		if (!passOrFail.empty()) {
			{
				Colour colourGuard(colour);
				stream << ' ' << passOrFail;
			}
			stream << ':';
		}
	}

	void printIssue(std::string const& issue) const
	{
		stream << ' ' << issue;
	}

	void printExpressionWas()
	{
		if (result.hasExpression()) {
			stream << ';';
			{
				Colour colour(dimColour());
				stream << " expression was:";
			}
			printOriginalExpression();
		}
	}

	void printOriginalExpression() const
	{
		if (result.hasExpression()) {
			stream << ' ' << result.getExpression();
		}
	}

	void printReconstructedExpression() const
	{
		if (result.hasExpandedExpression()) {
			{
				Colour colour(dimColour());
				stream << " for: ";
			}
			stream << result.getExpandedExpression();
		}
	}

	void printMessage()
	{
		if (itMessage != messages.end()) {
			stream << " '" << itMessage->message << '\'';
			++itMessage;
		}
	}

	void printRemainingMessages(Colour::Code colour = dimColour())
	{
		if (itMessage == messages.end()) {
			return;
		}

		const auto itEnd = messages.cend();
		const auto N = static_cast<std::size_t>(std::distance(itMessage, itEnd));

		{
			Colour colourGuard(colour);
			stream << " with " << pluralise(N, "message") << ':';
		}

		while (itMessage != itEnd) {
			// If this assertion is a warning ignore any INFO messages
			if (printInfoMessages || itMessage->type != ResultWas::Info) {
				printMessage();

				if (itMessage != itEnd) {
					Colour colourGuard(dimColour());
					stream << " and";
				}

				continue;
			}

			++itMessage;
		}
	}

private:
	std::ostream& stream;
	AssertionResult const& result;
	std::vector<MessageInfo> messages;
	std::vector<MessageInfo>::const_iterator itMessage;
	bool printInfoMessages;
};

} // anon namespace

std::string CompactReporter::getDescription()
{
	return "Reports test results on a single line, suitable for IDEs";
}

void CompactReporter::noMatchingTestCases(std::string const& spec)
{
	stream << "No test cases matched '" << spec << '\'' << std::endl;
}

void CompactReporter::assertionStarting(AssertionInfo const&) {}

bool CompactReporter::assertionEnded(AssertionStats const& _assertionStats)
{
	AssertionResult const& result = _assertionStats.assertionResult;

	bool printInfoMessages = true;

	// Drop out if result was successful and we're not printing those
	if (!m_config->includeSuccessfulResults() && result.isOk()) {
		if (result.getResultType() != ResultWas::Warning) {
			return false;
		}

		printInfoMessages = false;
	}

	AssertionPrinter printer(stream, _assertionStats, printInfoMessages);
	printer.print();

	stream << std::endl;
	return true;
}

void CompactReporter::sectionEnded(SectionStats const& _sectionStats)
{
	double dur = _sectionStats.durationInSeconds;

	if (shouldShowDuration(*m_config, dur)) {
		stream << getFormattedDuration(dur) << " s: " << _sectionStats.sectionInfo.name << std::endl;
	}
}

void CompactReporter::testRunEnded(TestRunStats const& _testRunStats)
{
	printTotals(stream, _testRunStats.totals);
	stream << '\n' << std::endl;
	StreamingReporterBase::testRunEnded(_testRunStats);
}

CompactReporter::~CompactReporter() {}

CATCH_REGISTER_REPORTER("compact", CompactReporter)

} // end namespace Catch
// end catch_reporter_compact.cpp
// start catch_reporter_console.cpp

#include <cfloat>
#include <cstdio>

#if defined(_MSC_VER)
#pragma warning(push)
#pragma warning(disable:4061) // Not all labels are EXPLICITLY handled in switch
// Note that 4062 (not all labels are handled and default is missing) is enabled
#endif

#if defined(__clang__)
#  pragma clang diagnostic push
// For simplicity, benchmarking-only helpers are always enabled
#  pragma clang diagnostic ignored "-Wunused-function"
#endif

namespace Catch
{

namespace
{

// Formatter impl for ConsoleReporter
class ConsoleAssertionPrinter
{
public:
	ConsoleAssertionPrinter& operator= (ConsoleAssertionPrinter const&) = delete;
	ConsoleAssertionPrinter(ConsoleAssertionPrinter const&) = delete;
	ConsoleAssertionPrinter(std::ostream& _stream, AssertionStats const& _stats, bool _printInfoMessages)
		: stream(_stream),
		  stats(_stats),
		  result(_stats.assertionResult),
		  colour(Colour::None),
		  message(result.getMessage()),
		  messages(_stats.infoMessages),
		  printInfoMessages(_printInfoMessages)
	{
		switch (result.getResultType()) {
			case ResultWas::Ok:
				colour = Colour::Success;
				passOrFail = "PASSED";

				//if( result.hasMessage() )
				if (_stats.infoMessages.size() == 1) {
					messageLabel = "with message";
				}

				if (_stats.infoMessages.size() > 1) {
					messageLabel = "with messages";
				}

				break;

			case ResultWas::ExpressionFailed:
				if (result.isOk()) {
					colour = Colour::Success;
					passOrFail = "FAILED - but was ok";
				} else {
					colour = Colour::Error;
					passOrFail = "FAILED";
				}

				if (_stats.infoMessages.size() == 1) {
					messageLabel = "with message";
				}

				if (_stats.infoMessages.size() > 1) {
					messageLabel = "with messages";
				}

				break;

			case ResultWas::ThrewException:
				colour = Colour::Error;
				passOrFail = "FAILED";
				messageLabel = "due to unexpected exception with ";

				if (_stats.infoMessages.size() == 1) {
					messageLabel += "message";
				}

				if (_stats.infoMessages.size() > 1) {
					messageLabel += "messages";
				}

				break;

			case ResultWas::FatalErrorCondition:
				colour = Colour::Error;
				passOrFail = "FAILED";
				messageLabel = "due to a fatal error condition";
				break;

			case ResultWas::DidntThrowException:
				colour = Colour::Error;
				passOrFail = "FAILED";
				messageLabel = "because no exception was thrown where one was expected";
				break;

			case ResultWas::Info:
				messageLabel = "info";
				break;

			case ResultWas::Warning:
				messageLabel = "warning";
				break;

			case ResultWas::ExplicitFailure:
				passOrFail = "FAILED";
				colour = Colour::Error;

				if (_stats.infoMessages.size() == 1) {
					messageLabel = "explicitly with message";
				}

				if (_stats.infoMessages.size() > 1) {
					messageLabel = "explicitly with messages";
				}

				break;

			// These cases are here to prevent compiler warnings
			case ResultWas::Unknown:
			case ResultWas::FailureBit:
			case ResultWas::Exception:
				passOrFail = "** internal error **";
				colour = Colour::Error;
				break;
		}
	}

	void print() const
	{
		printSourceInfo();

		if (stats.totals.assertions.total() > 0) {
			printResultType();
			printOriginalExpression();
			printReconstructedExpression();
		} else {
			stream << '\n';
		}

		printMessage();
	}

private:
	void printResultType() const
	{
		if (!passOrFail.empty()) {
			Colour colourGuard(colour);
			stream << passOrFail << ":\n";
		}
	}
	void printOriginalExpression() const
	{
		if (result.hasExpression()) {
			Colour colourGuard(Colour::OriginalExpression);
			stream << "  ";
			stream << result.getExpressionInMacro();
			stream << '\n';
		}
	}
	void printReconstructedExpression() const
	{
		if (result.hasExpandedExpression()) {
			stream << "with expansion:\n";
			Colour colourGuard(Colour::ReconstructedExpression);
			stream << Column(result.getExpandedExpression()).indent(2) << '\n';
		}
	}
	void printMessage() const
	{
		if (!messageLabel.empty()) {
			stream << messageLabel << ':' << '\n';
		}

		for (auto const& msg : messages) {
			// If this assertion is a warning ignore any INFO messages
			if (printInfoMessages || msg.type != ResultWas::Info) {
				stream << Column(msg.message).indent(2) << '\n';
			}
		}
	}
	void printSourceInfo() const
	{
		Colour colourGuard(Colour::FileName);
		stream << result.getSourceInfo() << ": ";
	}

	std::ostream& stream;
	AssertionStats const& stats;
	AssertionResult const& result;
	Colour::Code colour;
	std::string passOrFail;
	std::string messageLabel;
	std::string message;
	std::vector<MessageInfo> messages;
	bool printInfoMessages;
};

std::size_t makeRatio(std::size_t number, std::size_t total)
{
	std::size_t ratio = total > 0 ? CATCH_CONFIG_CONSOLE_WIDTH * number / total : 0;
	return (ratio == 0 && number > 0) ? 1 : ratio;
}

std::size_t& findMax(std::size_t& i, std::size_t& j, std::size_t& k)
{
	if (i > j && i > k) {
		return i;
	} else if (j > k) {
		return j;
	} else {
		return k;
	}
}

struct ColumnInfo {
	enum Justification { Left, Right };
	std::string name;
	int width;
	Justification justification;
};
struct ColumnBreak {};
struct RowBreak {};

class Duration
{
	enum class Unit {
		Auto,
		Nanoseconds,
		Microseconds,
		Milliseconds,
		Seconds,
		Minutes
	};
	static const uint64_t s_nanosecondsInAMicrosecond = 1000;
	static const uint64_t s_nanosecondsInAMillisecond = 1000 * s_nanosecondsInAMicrosecond;
	static const uint64_t s_nanosecondsInASecond = 1000 * s_nanosecondsInAMillisecond;
	static const uint64_t s_nanosecondsInAMinute = 60 * s_nanosecondsInASecond;

	double m_inNanoseconds;
	Unit m_units;

public:
	explicit Duration(double inNanoseconds, Unit units = Unit::Auto)
		: m_inNanoseconds(inNanoseconds),
		  m_units(units)
	{
		if (m_units == Unit::Auto) {
			if (m_inNanoseconds < s_nanosecondsInAMicrosecond) {
				m_units = Unit::Nanoseconds;
			} else if (m_inNanoseconds < s_nanosecondsInAMillisecond) {
				m_units = Unit::Microseconds;
			} else if (m_inNanoseconds < s_nanosecondsInASecond) {
				m_units = Unit::Milliseconds;
			} else if (m_inNanoseconds < s_nanosecondsInAMinute) {
				m_units = Unit::Seconds;
			} else {
				m_units = Unit::Minutes;
			}
		}

	}

	auto value() const -> double
	{
		switch (m_units) {
			case Unit::Microseconds:
				return m_inNanoseconds / static_cast<double>(s_nanosecondsInAMicrosecond);

			case Unit::Milliseconds:
				return m_inNanoseconds / static_cast<double>(s_nanosecondsInAMillisecond);

			case Unit::Seconds:
				return m_inNanoseconds / static_cast<double>(s_nanosecondsInASecond);

			case Unit::Minutes:
				return m_inNanoseconds / static_cast<double>(s_nanosecondsInAMinute);

			default:
				return m_inNanoseconds;
		}
	}
	auto unitsAsString() const -> std::string
	{
		switch (m_units) {
			case Unit::Nanoseconds:
				return "ns";

			case Unit::Microseconds:
				return "us";

			case Unit::Milliseconds:
				return "ms";

			case Unit::Seconds:
				return "s";

			case Unit::Minutes:
				return "m";

			default:
				return "** internal error **";
		}

	}
	friend auto operator << (std::ostream& os, Duration const& duration) -> std::ostream&
	{
		return os << duration.value() << ' ' << duration.unitsAsString();
	}
};
} // end anon namespace

class TablePrinter
{
	std::ostream& m_os;
	std::vector<ColumnInfo> m_columnInfos;
	std::ostringstream m_oss;
	int m_currentColumn = -1;
	bool m_isOpen = false;

public:
	TablePrinter(std::ostream& os, std::vector<ColumnInfo> columnInfos)
		:   m_os(os),
		    m_columnInfos(std::move(columnInfos)) {}

	auto columnInfos() const -> std::vector<ColumnInfo> const&
	{
		return m_columnInfos;
	}

	void open()
	{
		if (!m_isOpen) {
			m_isOpen = true;
			*this << RowBreak();

			Columns headerCols;
			Spacer spacer(2);

			for (auto const& info : m_columnInfos) {
				headerCols += Column(info.name).width(static_cast<std::size_t>(info.width - 2));
				headerCols += spacer;
			}

			m_os << headerCols << '\n';

			m_os << Catch::getLineOfChars<'-'>() << '\n';
		}
	}
	void close()
	{
		if (m_isOpen) {
			*this << RowBreak();
			m_os << std::endl;
			m_isOpen = false;
		}
	}

	template<typename T>
	friend TablePrinter& operator << (TablePrinter& tp, T const& value)
	{
		tp.m_oss << value;
		return tp;
	}

	friend TablePrinter& operator << (TablePrinter& tp, ColumnBreak)
	{
		auto colStr = tp.m_oss.str();
		const auto strSize = colStr.size();
		tp.m_oss.str("");
		tp.open();

		if (tp.m_currentColumn == static_cast<int>(tp.m_columnInfos.size() - 1)) {
			tp.m_currentColumn = -1;
			tp.m_os << '\n';
		}

		tp.m_currentColumn++;

		auto colInfo = tp.m_columnInfos[tp.m_currentColumn];
		auto padding = (strSize + 1 < static_cast<std::size_t>(colInfo.width))
			       ? std::string(colInfo.width - (strSize + 1), ' ')
			       : std::string();

		if (colInfo.justification == ColumnInfo::Left) {
			tp.m_os << colStr << padding << ' ';
		} else {
			tp.m_os << padding << colStr << ' ';
		}

		return tp;
	}

	friend TablePrinter& operator << (TablePrinter& tp, RowBreak)
	{
		if (tp.m_currentColumn > 0) {
			tp.m_os << '\n';
			tp.m_currentColumn = -1;
		}

		return tp;
	}
};

ConsoleReporter::ConsoleReporter(ReporterConfig const& config)
	: StreamingReporterBase(config),
	  m_tablePrinter(new TablePrinter(config.stream(),
					  [ & config]() -> std::vector<ColumnInfo>
{
	if (config.fullConfig()->benchmarkNoAnalysis()) {
		return{
			{ "benchmark name", CATCH_CONFIG_CONSOLE_WIDTH - 43, ColumnInfo::Left },
			{ "     samples", 14, ColumnInfo::Right },
			{ "  iterations", 14, ColumnInfo::Right },
			{ "        mean", 14, ColumnInfo::Right }
		};
	} else {
		return{
			{ "benchmark name", CATCH_CONFIG_CONSOLE_WIDTH - 43, ColumnInfo::Left },
			{ "samples      mean       std dev", 14, ColumnInfo::Right },
			{ "iterations   low mean   low std dev", 14, ColumnInfo::Right },
			{ "estimated    high mean  high std dev", 14, ColumnInfo::Right }
		};
	}
}())) {}
ConsoleReporter::~ConsoleReporter() = default;

std::string ConsoleReporter::getDescription()
{
	return "Reports test results as plain lines of text";
}

void ConsoleReporter::noMatchingTestCases(std::string const& spec)
{
	stream << "No test cases matched '" << spec << '\'' << std::endl;
}

void ConsoleReporter::reportInvalidArguments(std::string const&arg)
{
	stream << "Invalid Filter: " << arg << std::endl;
}

void ConsoleReporter::assertionStarting(AssertionInfo const&) {}

bool ConsoleReporter::assertionEnded(AssertionStats const& _assertionStats)
{
	AssertionResult const& result = _assertionStats.assertionResult;

	bool includeResults = m_config->includeSuccessfulResults() || !result.isOk();

	// Drop out if result was successful but we're not printing them.
	if (!includeResults && result.getResultType() != ResultWas::Warning) {
		return false;
	}

	lazyPrint();

	ConsoleAssertionPrinter printer(stream, _assertionStats, includeResults);
	printer.print();
	stream << std::endl;
	return true;
}

void ConsoleReporter::sectionStarting(SectionInfo const& _sectionInfo)
{
	m_tablePrinter->close();
	m_headerPrinted = false;
	StreamingReporterBase::sectionStarting(_sectionInfo);
}
void ConsoleReporter::sectionEnded(SectionStats const& _sectionStats)
{
	m_tablePrinter->close();

	if (_sectionStats.missingAssertions) {
		lazyPrint();
		Colour colour(Colour::ResultError);

		if (m_sectionStack.size() > 1) {
			stream << "\nNo assertions in section";
		} else {
			stream << "\nNo assertions in test case";
		}

		stream << " '" << _sectionStats.sectionInfo.name << "'\n" << std::endl;
	}

	double dur = _sectionStats.durationInSeconds;

	if (shouldShowDuration(*m_config, dur)) {
		stream << getFormattedDuration(dur) << " s: " << _sectionStats.sectionInfo.name << std::endl;
	}

	if (m_headerPrinted) {
		m_headerPrinted = false;
	}

	StreamingReporterBase::sectionEnded(_sectionStats);
}

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
void ConsoleReporter::benchmarkPreparing(std::string const& name)
{
	lazyPrintWithoutClosingBenchmarkTable();

	auto nameCol = Column(name).width(static_cast<std::size_t>(m_tablePrinter->columnInfos()[0].width - 2));

	bool firstLine = true;

	for (auto line : nameCol) {
		if (!firstLine) {
			(*m_tablePrinter) << ColumnBreak() << ColumnBreak() << ColumnBreak();
		} else {
			firstLine = false;
		}

		(*m_tablePrinter) << line << ColumnBreak();
	}
}

void ConsoleReporter::benchmarkStarting(BenchmarkInfo const& info)
{
	(*m_tablePrinter) << info.samples << ColumnBreak()
			  << info.iterations << ColumnBreak();

	if (!m_config->benchmarkNoAnalysis()) {
		(*m_tablePrinter) << Duration(info.estimatedDuration) << ColumnBreak();
	}
}
void ConsoleReporter::benchmarkEnded(BenchmarkStats<> const& stats)
{
	if (m_config->benchmarkNoAnalysis()) {
		(*m_tablePrinter) << Duration(stats.mean.point.count()) << ColumnBreak();
	} else {
		(*m_tablePrinter) << ColumnBreak()
				  << Duration(stats.mean.point.count()) << ColumnBreak()
				  << Duration(stats.mean.lower_bound.count()) << ColumnBreak()
				  << Duration(stats.mean.upper_bound.count()) << ColumnBreak() << ColumnBreak()
				  << Duration(stats.standardDeviation.point.count()) << ColumnBreak()
				  << Duration(stats.standardDeviation.lower_bound.count()) << ColumnBreak()
				  << Duration(stats.standardDeviation.upper_bound.count()) << ColumnBreak() << ColumnBreak() << ColumnBreak() << ColumnBreak() << ColumnBreak();
	}
}

void ConsoleReporter::benchmarkFailed(std::string const& error)
{
	Colour colour(Colour::Red);
	(*m_tablePrinter)
			<< "Benchmark failed (" << error << ')'
			<< ColumnBreak() << RowBreak();
}
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING

void ConsoleReporter::testCaseEnded(TestCaseStats const& _testCaseStats)
{
	m_tablePrinter->close();
	StreamingReporterBase::testCaseEnded(_testCaseStats);
	m_headerPrinted = false;
}
void ConsoleReporter::testGroupEnded(TestGroupStats const& _testGroupStats)
{
	if (currentGroupInfo.used) {
		printSummaryDivider();
		stream << "Summary for group '" << _testGroupStats.groupInfo.name << "':\n";
		printTotals(_testGroupStats.totals);
		stream << '\n' << std::endl;
	}

	StreamingReporterBase::testGroupEnded(_testGroupStats);
}
void ConsoleReporter::testRunEnded(TestRunStats const& _testRunStats)
{
	printTotalsDivider(_testRunStats.totals);
	printTotals(_testRunStats.totals);
	stream << std::endl;
	StreamingReporterBase::testRunEnded(_testRunStats);
}
void ConsoleReporter::testRunStarting(TestRunInfo const& _testInfo)
{
	StreamingReporterBase::testRunStarting(_testInfo);
	printTestFilters();
}

void ConsoleReporter::lazyPrint()
{

	m_tablePrinter->close();
	lazyPrintWithoutClosingBenchmarkTable();
}

void ConsoleReporter::lazyPrintWithoutClosingBenchmarkTable()
{

	if (!currentTestRunInfo.used) {
		lazyPrintRunInfo();
	}

	if (!currentGroupInfo.used) {
		lazyPrintGroupInfo();
	}

	if (!m_headerPrinted) {
		printTestCaseAndSectionHeader();
		m_headerPrinted = true;
	}
}
void ConsoleReporter::lazyPrintRunInfo()
{
	stream << '\n' << getLineOfChars<'~'>() << '\n';
	Colour colour(Colour::SecondaryText);
	stream << currentTestRunInfo->name
	       << " is a Catch v" << libraryVersion() << " host application.\n"
	       << "Run with -? for options\n\n";

	if (m_config->rngSeed() != 0) {
		stream << "Randomness seeded to: " << m_config->rngSeed() << "\n\n";
	}

	currentTestRunInfo.used = true;
}
void ConsoleReporter::lazyPrintGroupInfo()
{
	if (!currentGroupInfo->name.empty() && currentGroupInfo->groupsCounts > 1) {
		printClosedHeader("Group: " + currentGroupInfo->name);
		currentGroupInfo.used = true;
	}
}
void ConsoleReporter::printTestCaseAndSectionHeader()
{
	assert(!m_sectionStack.empty());
	printOpenHeader(currentTestCaseInfo->name);

	if (m_sectionStack.size() > 1) {
		Colour colourGuard(Colour::Headers);

		auto
		it = m_sectionStack.begin() + 1, // Skip first section (test case)
		itEnd = m_sectionStack.end();

		for (; it != itEnd; ++it) {
			printHeaderString(it->name, 2);
		}
	}

	SourceLineInfo lineInfo = m_sectionStack.back().lineInfo;

	stream << getLineOfChars<'-'>() << '\n';
	Colour colourGuard(Colour::FileName);
	stream << lineInfo << '\n';
	stream << getLineOfChars<'.'>() << '\n' << std::endl;
}

void ConsoleReporter::printClosedHeader(std::string const& _name)
{
	printOpenHeader(_name);
	stream << getLineOfChars<'.'>() << '\n';
}
void ConsoleReporter::printOpenHeader(std::string const& _name)
{
	stream << getLineOfChars<'-'>() << '\n';
	{
		Colour colourGuard(Colour::Headers);
		printHeaderString(_name);
	}
}

// if string has a : in first line will set indent to follow it on
// subsequent lines
void ConsoleReporter::printHeaderString(std::string const& _string, std::size_t indent)
{
	std::size_t i = _string.find(": ");

	if (i != std::string::npos) {
		i += 2;
	} else {
		i = 0;
	}

	stream << Column(_string).indent(indent + i).initialIndent(indent) << '\n';
}

struct SummaryColumn {

	SummaryColumn(std::string _label, Colour::Code _colour)
		:   label(std::move(_label)),
		    colour(_colour) {}
	SummaryColumn addRow(std::size_t count)
	{
		ReusableStringStream rss;
		rss << count;
		std::string row = rss.str();

		for (auto& oldRow : rows) {
			while (oldRow.size() < row.size()) {
				oldRow = ' ' + oldRow;
			}

			while (oldRow.size() > row.size()) {
				row = ' ' + row;
			}
		}

		rows.push_back(row);
		return *this;
	}

	std::string label;
	Colour::Code colour;
	std::vector<std::string> rows;

};

void ConsoleReporter::printTotals(Totals const& totals)
{
	if (totals.testCases.total() == 0) {
		stream << Colour(Colour::Warning) << "No tests ran\n";
	} else if (totals.assertions.total() > 0 && totals.testCases.allPassed()) {
		stream << Colour(Colour::ResultSuccess) << "All tests passed";
		stream << " ("
		       << pluralise(totals.assertions.passed, "assertion") << " in "
		       << pluralise(totals.testCases.passed, "test case") << ')'
		       << '\n';
	} else {

		std::vector<SummaryColumn> columns;
		columns.push_back(SummaryColumn("", Colour::None)
				  .addRow(totals.testCases.total())
				  .addRow(totals.assertions.total()));
		columns.push_back(SummaryColumn("passed", Colour::Success)
				  .addRow(totals.testCases.passed)
				  .addRow(totals.assertions.passed));
		columns.push_back(SummaryColumn("failed", Colour::ResultError)
				  .addRow(totals.testCases.failed)
				  .addRow(totals.assertions.failed));
		columns.push_back(SummaryColumn("failed as expected", Colour::ResultExpectedFailure)
				  .addRow(totals.testCases.failedButOk)
				  .addRow(totals.assertions.failedButOk));

		printSummaryRow("test cases", columns, 0);
		printSummaryRow("assertions", columns, 1);
	}
}
void ConsoleReporter::printSummaryRow(std::string const& label, std::vector<SummaryColumn> const& cols, std::size_t row)
{
	for (auto col : cols) {
		std::string value = col.rows[row];

		if (col.label.empty()) {
			stream << label << ": ";

			if (value != "0") {
				stream << value;
			} else {
				stream << Colour(Colour::Warning) << "- none -";
			}
		} else if (value != "0") {
			stream << Colour(Colour::LightGrey) << " | ";
			stream << Colour(col.colour)
			       << value << ' ' << col.label;
		}
	}

	stream << '\n';
}

void ConsoleReporter::printTotalsDivider(Totals const& totals)
{
	if (totals.testCases.total() > 0) {
		std::size_t failedRatio = makeRatio(totals.testCases.failed, totals.testCases.total());
		std::size_t failedButOkRatio = makeRatio(totals.testCases.failedButOk, totals.testCases.total());
		std::size_t passedRatio = makeRatio(totals.testCases.passed, totals.testCases.total());

		while (failedRatio + failedButOkRatio + passedRatio < CATCH_CONFIG_CONSOLE_WIDTH - 1) {
			findMax(failedRatio, failedButOkRatio, passedRatio)++;
		}

		while (failedRatio + failedButOkRatio + passedRatio > CATCH_CONFIG_CONSOLE_WIDTH - 1) {
			findMax(failedRatio, failedButOkRatio, passedRatio)--;
		}

		stream << Colour(Colour::Error) << std::string(failedRatio, '=');
		stream << Colour(Colour::ResultExpectedFailure) << std::string(failedButOkRatio, '=');

		if (totals.testCases.allPassed()) {
			stream << Colour(Colour::ResultSuccess) << std::string(passedRatio, '=');
		} else {
			stream << Colour(Colour::Success) << std::string(passedRatio, '=');
		}
	} else {
		stream << Colour(Colour::Warning) << std::string(CATCH_CONFIG_CONSOLE_WIDTH - 1, '=');
	}

	stream << '\n';
}
void ConsoleReporter::printSummaryDivider()
{
	stream << getLineOfChars<'-'>() << '\n';
}

void ConsoleReporter::printTestFilters()
{
	if (m_config->testSpec().hasFilters()) {
		Colour guard(Colour::BrightYellow);
		stream << "Filters: " << serializeFilters(m_config->getTestsOrTags()) << '\n';
	}
}

CATCH_REGISTER_REPORTER("console", ConsoleReporter)

} // end namespace Catch

#if defined(_MSC_VER)
#pragma warning(pop)
#endif

#if defined(__clang__)
#  pragma clang diagnostic pop
#endif
// end catch_reporter_console.cpp
// start catch_reporter_junit.cpp

#include <cassert>
#include <sstream>
#include <ctime>
#include <algorithm>
#include <iomanip>

namespace Catch
{

namespace
{
std::string getCurrentTimestamp()
{
	// Beware, this is not reentrant because of backward compatibility issues
	// Also, UTC only, again because of backward compatibility (%z is C++11)
	time_t rawtime;
	std::time(&rawtime);
	auto const timeStampSize = sizeof("2017-01-16T17:06:45Z");

#ifdef _MSC_VER
	std::tm timeInfo = {};
	gmtime_s(&timeInfo, &rawtime);
#else
	std::tm* timeInfo;
	timeInfo = std::gmtime(&rawtime);
#endif

	char timeStamp[timeStampSize];
	const char * const fmt = "%Y-%m-%dT%H:%M:%SZ";

#ifdef _MSC_VER
	std::strftime(timeStamp, timeStampSize, fmt, &timeInfo);
#else
	std::strftime(timeStamp, timeStampSize, fmt, timeInfo);
#endif
	return std::string(timeStamp, timeStampSize - 1);
}

std::string fileNameTag(const std::vector<std::string> &tags)
{
	auto it = std::find_if(begin(tags),
			       end(tags),
	[](std::string const & tag) {
		return tag.front() == '#';
	});

	if (it != tags.end()) {
		return it->substr(1);
	}

	return std::string();
}

// Formats the duration in seconds to 3 decimal places.
// This is done because some genius defined Maven Surefire schema
// in a way that only accepts 3 decimal places, and tools like
// Jenkins use that schema for validation JUnit reporter output.
std::string formatDuration(double seconds)
{
	ReusableStringStream rss;
	rss << std::fixed << std::setprecision(3) << seconds;
	return rss.str();
}

} // anonymous namespace

JunitReporter::JunitReporter(ReporterConfig const& _config)
	:   CumulativeReporterBase(_config),
	    xml(_config.stream())
{
	m_reporterPrefs.shouldRedirectStdOut = true;
	m_reporterPrefs.shouldReportAllAssertions = true;
}

JunitReporter::~JunitReporter() {}

std::string JunitReporter::getDescription()
{
	return "Reports test results in an XML format that looks like Ant's junitreport target";
}

void JunitReporter::noMatchingTestCases(std::string const& /*spec*/) {}

void JunitReporter::testRunStarting(TestRunInfo const& runInfo)
{
	CumulativeReporterBase::testRunStarting(runInfo);
	xml.startElement("testsuites");
}

void JunitReporter::testGroupStarting(GroupInfo const& groupInfo)
{
	suiteTimer.start();
	stdOutForSuite.clear();
	stdErrForSuite.clear();
	unexpectedExceptions = 0;
	CumulativeReporterBase::testGroupStarting(groupInfo);
}

void JunitReporter::testCaseStarting(TestCaseInfo const& testCaseInfo)
{
	m_okToFail = testCaseInfo.okToFail();
}

bool JunitReporter::assertionEnded(AssertionStats const& assertionStats)
{
	if (assertionStats.assertionResult.getResultType() == ResultWas::ThrewException && !m_okToFail) {
		unexpectedExceptions++;
	}

	return CumulativeReporterBase::assertionEnded(assertionStats);
}

void JunitReporter::testCaseEnded(TestCaseStats const& testCaseStats)
{
	stdOutForSuite += testCaseStats.stdOut;
	stdErrForSuite += testCaseStats.stdErr;
	CumulativeReporterBase::testCaseEnded(testCaseStats);
}

void JunitReporter::testGroupEnded(TestGroupStats const& testGroupStats)
{
	double suiteTime = suiteTimer.getElapsedSeconds();
	CumulativeReporterBase::testGroupEnded(testGroupStats);
	writeGroup(*m_testGroups.back(), suiteTime);
}

void JunitReporter::testRunEndedCumulative()
{
	xml.endElement();
}

void JunitReporter::writeGroup(TestGroupNode const& groupNode, double suiteTime)
{
	XmlWriter::ScopedElement e = xml.scopedElement("testsuite");

	TestGroupStats const& stats = groupNode.value;
	xml.writeAttribute("name", stats.groupInfo.name);
	xml.writeAttribute("errors", unexpectedExceptions);
	xml.writeAttribute("failures", stats.totals.assertions.failed - unexpectedExceptions);
	xml.writeAttribute("tests", stats.totals.assertions.total());
	xml.writeAttribute("hostname", "tbd");   // !TBD

	if (m_config->showDurations() == ShowDurations::Never) {
		xml.writeAttribute("time", "");
	} else {
		xml.writeAttribute("time", formatDuration(suiteTime));
	}

	xml.writeAttribute("timestamp", getCurrentTimestamp());

	// Write properties if there are any
	if (m_config->hasTestFilters() || m_config->rngSeed() != 0) {
		auto properties = xml.scopedElement("properties");

		if (m_config->hasTestFilters()) {
			xml.scopedElement("property")
			.writeAttribute("name", "filters")
			.writeAttribute("value", serializeFilters(m_config->getTestsOrTags()));
		}

		if (m_config->rngSeed() != 0) {
			xml.scopedElement("property")
			.writeAttribute("name", "random-seed")
			.writeAttribute("value", m_config->rngSeed());
		}
	}

	// Write test cases
	for (auto const& child : groupNode.children) {
		writeTestCase(*child);
	}

	xml.scopedElement("system-out").writeText(trim(stdOutForSuite), XmlFormatting::Newline);
	xml.scopedElement("system-err").writeText(trim(stdErrForSuite), XmlFormatting::Newline);
}

void JunitReporter::writeTestCase(TestCaseNode const& testCaseNode)
{
	TestCaseStats const& stats = testCaseNode.value;

	// All test cases have exactly one section - which represents the
	// test case itself. That section may have 0-n nested sections
	assert(testCaseNode.children.size() == 1);
	SectionNode const& rootSection = *testCaseNode.children.front();

	std::string className = stats.testInfo.className;

	if (className.empty()) {
		className = fileNameTag(stats.testInfo.tags);

		if (className.empty()) {
			className = "global";
		}
	}

	if (!m_config->name().empty()) {
		className = m_config->name() + "." + className;
	}

	writeSection(className, "", rootSection, stats.testInfo.okToFail());
}

void JunitReporter::writeSection(std::string const& className,
				 std::string const& rootName,
				 SectionNode const& sectionNode,
				 bool testOkToFail)
{
	std::string name = trim(sectionNode.stats.sectionInfo.name);

	if (!rootName.empty()) {
		name = rootName + '/' + name;
	}

	if (!sectionNode.assertions.empty() ||
			!sectionNode.stdOut.empty() ||
			!sectionNode.stdErr.empty()) {
		XmlWriter::ScopedElement e = xml.scopedElement("testcase");

		if (className.empty()) {
			xml.writeAttribute("classname", name);
			xml.writeAttribute("name", "root");
		} else {
			xml.writeAttribute("classname", className);
			xml.writeAttribute("name", name);
		}

		xml.writeAttribute("time", formatDuration(sectionNode.stats.durationInSeconds));
		// This is not ideal, but it should be enough to mimic gtest's
		// junit output.
		// Ideally the JUnit reporter would also handle `skipTest`
		// events and write those out appropriately.
		xml.writeAttribute("status", "run");

		if (sectionNode.stats.assertions.failedButOk) {
			xml.scopedElement("skipped")
			.writeAttribute("message", "TEST_CASE tagged with !mayfail");
		}

		writeAssertions(sectionNode);

		if (!sectionNode.stdOut.empty()) {
			xml.scopedElement("system-out").writeText(trim(sectionNode.stdOut), XmlFormatting::Newline);
		}

		if (!sectionNode.stdErr.empty()) {
			xml.scopedElement("system-err").writeText(trim(sectionNode.stdErr), XmlFormatting::Newline);
		}
	}

	for (auto const& childNode : sectionNode.childSections)
		if (className.empty()) {
			writeSection(name, "", *childNode, testOkToFail);
		} else {
			writeSection(className, name, *childNode, testOkToFail);
		}
}

void JunitReporter::writeAssertions(SectionNode const& sectionNode)
{
	for (auto const& assertion : sectionNode.assertions) {
		writeAssertion(assertion);
	}
}

void JunitReporter::writeAssertion(AssertionStats const& stats)
{
	AssertionResult const& result = stats.assertionResult;

	if (!result.isOk()) {
		std::string elementName;

		switch (result.getResultType()) {
			case ResultWas::ThrewException:
			case ResultWas::FatalErrorCondition:
				elementName = "error";
				break;

			case ResultWas::ExplicitFailure:
			case ResultWas::ExpressionFailed:
			case ResultWas::DidntThrowException:
				elementName = "failure";
				break;

			// We should never see these here:
			case ResultWas::Info:
			case ResultWas::Warning:
			case ResultWas::Ok:
			case ResultWas::Unknown:
			case ResultWas::FailureBit:
			case ResultWas::Exception:
				elementName = "internalError";
				break;
		}

		XmlWriter::ScopedElement e = xml.scopedElement(elementName);

		xml.writeAttribute("message", result.getExpression());
		xml.writeAttribute("type", result.getTestMacroName());

		ReusableStringStream rss;

		if (stats.totals.assertions.total() > 0) {
			rss << "FAILED" << ":\n";

			if (result.hasExpression()) {
				rss << "  ";
				rss << result.getExpressionInMacro();
				rss << '\n';
			}

			if (result.hasExpandedExpression()) {
				rss << "with expansion:\n";
				rss << Column(result.getExpandedExpression()).indent(2) << '\n';
			}
		} else {
			rss << '\n';
		}

		if (!result.getMessage().empty()) {
			rss << result.getMessage() << '\n';
		}

		for (auto const& msg : stats.infoMessages)
			if (msg.type == ResultWas::Info) {
				rss << msg.message << '\n';
			}

		rss << "at " << result.getSourceInfo();
		xml.writeText(rss.str(), XmlFormatting::Newline);
	}
}

CATCH_REGISTER_REPORTER("junit", JunitReporter)

} // end namespace Catch
// end catch_reporter_junit.cpp
// start catch_reporter_listening.cpp

#include <cassert>

namespace Catch
{

ListeningReporter::ListeningReporter()
{
	// We will assume that listeners will always want all assertions
	m_preferences.shouldReportAllAssertions = true;
}

void ListeningReporter::addListener(IStreamingReporterPtr&& listener)
{
	m_listeners.push_back(std::move(listener));
}

void ListeningReporter::addReporter(IStreamingReporterPtr&& reporter)
{
	assert(!m_reporter && "Listening reporter can wrap only 1 real reporter");
	m_reporter = std::move(reporter);
	m_preferences.shouldRedirectStdOut = m_reporter->getPreferences().shouldRedirectStdOut;
}

ReporterPreferences ListeningReporter::getPreferences() const
{
	return m_preferences;
}

std::set<Verbosity> ListeningReporter::getSupportedVerbosities()
{
	return std::set<Verbosity> { };
}

void ListeningReporter::noMatchingTestCases(std::string const& spec)
{
	for (auto const& listener : m_listeners) {
		listener->noMatchingTestCases(spec);
	}

	m_reporter->noMatchingTestCases(spec);
}

void ListeningReporter::reportInvalidArguments(std::string const&arg)
{
	for (auto const& listener : m_listeners) {
		listener->reportInvalidArguments(arg);
	}

	m_reporter->reportInvalidArguments(arg);
}

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
void ListeningReporter::benchmarkPreparing(std::string const& name)
{
	for (auto const& listener : m_listeners) {
		listener->benchmarkPreparing(name);
	}

	m_reporter->benchmarkPreparing(name);
}
void ListeningReporter::benchmarkStarting(BenchmarkInfo const& benchmarkInfo)
{
	for (auto const& listener : m_listeners) {
		listener->benchmarkStarting(benchmarkInfo);
	}

	m_reporter->benchmarkStarting(benchmarkInfo);
}
void ListeningReporter::benchmarkEnded(BenchmarkStats<> const& benchmarkStats)
{
	for (auto const& listener : m_listeners) {
		listener->benchmarkEnded(benchmarkStats);
	}

	m_reporter->benchmarkEnded(benchmarkStats);
}

void ListeningReporter::benchmarkFailed(std::string const& error)
{
	for (auto const& listener : m_listeners) {
		listener->benchmarkFailed(error);
	}

	m_reporter->benchmarkFailed(error);
}
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING

void ListeningReporter::testRunStarting(TestRunInfo const& testRunInfo)
{
	for (auto const& listener : m_listeners) {
		listener->testRunStarting(testRunInfo);
	}

	m_reporter->testRunStarting(testRunInfo);
}

void ListeningReporter::testGroupStarting(GroupInfo const& groupInfo)
{
	for (auto const& listener : m_listeners) {
		listener->testGroupStarting(groupInfo);
	}

	m_reporter->testGroupStarting(groupInfo);
}

void ListeningReporter::testCaseStarting(TestCaseInfo const& testInfo)
{
	for (auto const& listener : m_listeners) {
		listener->testCaseStarting(testInfo);
	}

	m_reporter->testCaseStarting(testInfo);
}

void ListeningReporter::sectionStarting(SectionInfo const& sectionInfo)
{
	for (auto const& listener : m_listeners) {
		listener->sectionStarting(sectionInfo);
	}

	m_reporter->sectionStarting(sectionInfo);
}

void ListeningReporter::assertionStarting(AssertionInfo const& assertionInfo)
{
	for (auto const& listener : m_listeners) {
		listener->assertionStarting(assertionInfo);
	}

	m_reporter->assertionStarting(assertionInfo);
}

// The return value indicates if the messages buffer should be cleared:
bool ListeningReporter::assertionEnded(AssertionStats const& assertionStats)
{
	for (auto const& listener : m_listeners) {
		static_cast<void>(listener->assertionEnded(assertionStats));
	}

	return m_reporter->assertionEnded(assertionStats);
}

void ListeningReporter::sectionEnded(SectionStats const& sectionStats)
{
	for (auto const& listener : m_listeners) {
		listener->sectionEnded(sectionStats);
	}

	m_reporter->sectionEnded(sectionStats);
}

void ListeningReporter::testCaseEnded(TestCaseStats const& testCaseStats)
{
	for (auto const& listener : m_listeners) {
		listener->testCaseEnded(testCaseStats);
	}

	m_reporter->testCaseEnded(testCaseStats);
}

void ListeningReporter::testGroupEnded(TestGroupStats const& testGroupStats)
{
	for (auto const& listener : m_listeners) {
		listener->testGroupEnded(testGroupStats);
	}

	m_reporter->testGroupEnded(testGroupStats);
}

void ListeningReporter::testRunEnded(TestRunStats const& testRunStats)
{
	for (auto const& listener : m_listeners) {
		listener->testRunEnded(testRunStats);
	}

	m_reporter->testRunEnded(testRunStats);
}

void ListeningReporter::skipTest(TestCaseInfo const& testInfo)
{
	for (auto const& listener : m_listeners) {
		listener->skipTest(testInfo);
	}

	m_reporter->skipTest(testInfo);
}

bool ListeningReporter::isMulti() const
{
	return true;
}

} // end namespace Catch
// end catch_reporter_listening.cpp
// start catch_reporter_xml.cpp

#if defined(_MSC_VER)
#pragma warning(push)
#pragma warning(disable:4061) // Not all labels are EXPLICITLY handled in switch
// Note that 4062 (not all labels are handled
// and default is missing) is enabled
#endif

namespace Catch
{
XmlReporter::XmlReporter(ReporterConfig const& _config)
	:   StreamingReporterBase(_config),
	    m_xml(_config.stream())
{
	m_reporterPrefs.shouldRedirectStdOut = true;
	m_reporterPrefs.shouldReportAllAssertions = true;
}

XmlReporter::~XmlReporter() = default;

std::string XmlReporter::getDescription()
{
	return "Reports test results as an XML document";
}

std::string XmlReporter::getStylesheetRef() const
{
	return std::string();
}

void XmlReporter::writeSourceInfo(SourceLineInfo const& sourceInfo)
{
	m_xml
	.writeAttribute("filename", sourceInfo.file)
	.writeAttribute("line", sourceInfo.line);
}

void XmlReporter::noMatchingTestCases(std::string const& s)
{
	StreamingReporterBase::noMatchingTestCases(s);
}

void XmlReporter::testRunStarting(TestRunInfo const& testInfo)
{
	StreamingReporterBase::testRunStarting(testInfo);
	std::string stylesheetRef = getStylesheetRef();

	if (!stylesheetRef.empty()) {
		m_xml.writeStylesheetRef(stylesheetRef);
	}

	m_xml.startElement("Catch");

	if (!m_config->name().empty()) {
		m_xml.writeAttribute("name", m_config->name());
	}

	if (m_config->testSpec().hasFilters()) {
		m_xml.writeAttribute("filters", serializeFilters(m_config->getTestsOrTags()));
	}

	if (m_config->rngSeed() != 0)
		m_xml.scopedElement("Randomness")
		.writeAttribute("seed", m_config->rngSeed());
}

void XmlReporter::testGroupStarting(GroupInfo const& groupInfo)
{
	StreamingReporterBase::testGroupStarting(groupInfo);
	m_xml.startElement("Group")
	.writeAttribute("name", groupInfo.name);
}

void XmlReporter::testCaseStarting(TestCaseInfo const& testInfo)
{
	StreamingReporterBase::testCaseStarting(testInfo);
	m_xml.startElement("TestCase")
	.writeAttribute("name", trim(testInfo.name))
	.writeAttribute("description", testInfo.description)
	.writeAttribute("tags", testInfo.tagsAsString());

	writeSourceInfo(testInfo.lineInfo);

	if (m_config->showDurations() == ShowDurations::Always) {
		m_testCaseTimer.start();
	}

	m_xml.ensureTagClosed();
}

void XmlReporter::sectionStarting(SectionInfo const& sectionInfo)
{
	StreamingReporterBase::sectionStarting(sectionInfo);

	if (m_sectionDepth++ > 0) {
		m_xml.startElement("Section")
		.writeAttribute("name", trim(sectionInfo.name));
		writeSourceInfo(sectionInfo.lineInfo);
		m_xml.ensureTagClosed();
	}
}

void XmlReporter::assertionStarting(AssertionInfo const&) { }

bool XmlReporter::assertionEnded(AssertionStats const& assertionStats)
{

	AssertionResult const& result = assertionStats.assertionResult;

	bool includeResults = m_config->includeSuccessfulResults() || !result.isOk();

	if (includeResults || result.getResultType() == ResultWas::Warning) {
		// Print any info messages in <Info> tags.
		for (auto const& msg : assertionStats.infoMessages) {
			if (msg.type == ResultWas::Info && includeResults) {
				m_xml.scopedElement("Info")
				.writeText(msg.message);
			} else if (msg.type == ResultWas::Warning) {
				m_xml.scopedElement("Warning")
				.writeText(msg.message);
			}
		}
	}

	// Drop out if result was successful but we're not printing them.
	if (!includeResults && result.getResultType() != ResultWas::Warning) {
		return true;
	}

	// Print the expression if there is one.
	if (result.hasExpression()) {
		m_xml.startElement("Expression")
		.writeAttribute("success", result.succeeded())
		.writeAttribute("type", result.getTestMacroName());

		writeSourceInfo(result.getSourceInfo());

		m_xml.scopedElement("Original")
		.writeText(result.getExpression());
		m_xml.scopedElement("Expanded")
		.writeText(result.getExpandedExpression());
	}

	// And... Print a result applicable to each result type.
	switch (result.getResultType()) {
		case ResultWas::ThrewException:
			m_xml.startElement("Exception");
			writeSourceInfo(result.getSourceInfo());
			m_xml.writeText(result.getMessage());
			m_xml.endElement();
			break;

		case ResultWas::FatalErrorCondition:
			m_xml.startElement("FatalErrorCondition");
			writeSourceInfo(result.getSourceInfo());
			m_xml.writeText(result.getMessage());
			m_xml.endElement();
			break;

		case ResultWas::Info:
			m_xml.scopedElement("Info")
			.writeText(result.getMessage());
			break;

		case ResultWas::Warning:
			// Warning will already have been written
			break;

		case ResultWas::ExplicitFailure:
			m_xml.startElement("Failure");
			writeSourceInfo(result.getSourceInfo());
			m_xml.writeText(result.getMessage());
			m_xml.endElement();
			break;

		default:
			break;
	}

	if (result.hasExpression()) {
		m_xml.endElement();
	}

	return true;
}

void XmlReporter::sectionEnded(SectionStats const& sectionStats)
{
	StreamingReporterBase::sectionEnded(sectionStats);

	if (--m_sectionDepth > 0) {
		XmlWriter::ScopedElement e = m_xml.scopedElement("OverallResults");
		e.writeAttribute("successes", sectionStats.assertions.passed);
		e.writeAttribute("failures", sectionStats.assertions.failed);
		e.writeAttribute("expectedFailures", sectionStats.assertions.failedButOk);

		if (m_config->showDurations() == ShowDurations::Always) {
			e.writeAttribute("durationInSeconds", sectionStats.durationInSeconds);
		}

		m_xml.endElement();
	}
}

void XmlReporter::testCaseEnded(TestCaseStats const& testCaseStats)
{
	StreamingReporterBase::testCaseEnded(testCaseStats);
	XmlWriter::ScopedElement e = m_xml.scopedElement("OverallResult");
	e.writeAttribute("success", testCaseStats.totals.assertions.allOk());

	if (m_config->showDurations() == ShowDurations::Always) {
		e.writeAttribute("durationInSeconds", m_testCaseTimer.getElapsedSeconds());
	}

	if (!testCaseStats.stdOut.empty()) {
		m_xml.scopedElement("StdOut").writeText(trim(testCaseStats.stdOut), XmlFormatting::Newline);
	}

	if (!testCaseStats.stdErr.empty()) {
		m_xml.scopedElement("StdErr").writeText(trim(testCaseStats.stdErr), XmlFormatting::Newline);
	}

	m_xml.endElement();
}

void XmlReporter::testGroupEnded(TestGroupStats const& testGroupStats)
{
	StreamingReporterBase::testGroupEnded(testGroupStats);
	// TODO: Check testGroupStats.aborting and act accordingly.
	m_xml.scopedElement("OverallResults")
	.writeAttribute("successes", testGroupStats.totals.assertions.passed)
	.writeAttribute("failures", testGroupStats.totals.assertions.failed)
	.writeAttribute("expectedFailures", testGroupStats.totals.assertions.failedButOk);
	m_xml.scopedElement("OverallResultsCases")
	.writeAttribute("successes", testGroupStats.totals.testCases.passed)
	.writeAttribute("failures", testGroupStats.totals.testCases.failed)
	.writeAttribute("expectedFailures", testGroupStats.totals.testCases.failedButOk);
	m_xml.endElement();
}

void XmlReporter::testRunEnded(TestRunStats const& testRunStats)
{
	StreamingReporterBase::testRunEnded(testRunStats);
	m_xml.scopedElement("OverallResults")
	.writeAttribute("successes", testRunStats.totals.assertions.passed)
	.writeAttribute("failures", testRunStats.totals.assertions.failed)
	.writeAttribute("expectedFailures", testRunStats.totals.assertions.failedButOk);
	m_xml.scopedElement("OverallResultsCases")
	.writeAttribute("successes", testRunStats.totals.testCases.passed)
	.writeAttribute("failures", testRunStats.totals.testCases.failed)
	.writeAttribute("expectedFailures", testRunStats.totals.testCases.failedButOk);
	m_xml.endElement();
}

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
void XmlReporter::benchmarkPreparing(std::string const& name)
{
	m_xml.startElement("BenchmarkResults")
	.writeAttribute("name", name);
}

void XmlReporter::benchmarkStarting(BenchmarkInfo const &info)
{
	m_xml.writeAttribute("samples", info.samples)
	.writeAttribute("resamples", info.resamples)
	.writeAttribute("iterations", info.iterations)
	.writeAttribute("clockResolution", info.clockResolution)
	.writeAttribute("estimatedDuration", info.estimatedDuration)
	.writeComment("All values in nano seconds");
}

void XmlReporter::benchmarkEnded(BenchmarkStats<> const& benchmarkStats)
{
	m_xml.startElement("mean")
	.writeAttribute("value", benchmarkStats.mean.point.count())
	.writeAttribute("lowerBound", benchmarkStats.mean.lower_bound.count())
	.writeAttribute("upperBound", benchmarkStats.mean.upper_bound.count())
	.writeAttribute("ci", benchmarkStats.mean.confidence_interval);
	m_xml.endElement();
	m_xml.startElement("standardDeviation")
	.writeAttribute("value", benchmarkStats.standardDeviation.point.count())
	.writeAttribute("lowerBound", benchmarkStats.standardDeviation.lower_bound.count())
	.writeAttribute("upperBound", benchmarkStats.standardDeviation.upper_bound.count())
	.writeAttribute("ci", benchmarkStats.standardDeviation.confidence_interval);
	m_xml.endElement();
	m_xml.startElement("outliers")
	.writeAttribute("variance", benchmarkStats.outlierVariance)
	.writeAttribute("lowMild", benchmarkStats.outliers.low_mild)
	.writeAttribute("lowSevere", benchmarkStats.outliers.low_severe)
	.writeAttribute("highMild", benchmarkStats.outliers.high_mild)
	.writeAttribute("highSevere", benchmarkStats.outliers.high_severe);
	m_xml.endElement();
	m_xml.endElement();
}

void XmlReporter::benchmarkFailed(std::string const &error)
{
	m_xml.scopedElement("failed").
	writeAttribute("message", error);
	m_xml.endElement();
}
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING

CATCH_REGISTER_REPORTER("xml", XmlReporter)

} // end namespace Catch

#if defined(_MSC_VER)
#pragma warning(pop)
#endif
// end catch_reporter_xml.cpp

namespace Catch
{
LeakDetector leakDetector;
}

#ifdef __clang__
#pragma clang diagnostic pop
#endif

// end catch_impl.hpp
#endif

#ifdef CATCH_CONFIG_MAIN
// start catch_default_main.hpp

#ifndef __OBJC__

#if defined(CATCH_CONFIG_WCHAR) && defined(CATCH_PLATFORM_WINDOWS) && defined(_UNICODE) && !defined(DO_NOT_USE_WMAIN)
// Standard C/C++ Win32 Unicode wmain entry point
extern "C" int wmain(int argc, wchar_t * argv[], wchar_t * [])
{
#else
// Standard C/C++ main entry point
int main(int argc, char * argv[])
{
#endif

	return Catch::Session().run(argc, argv);
}

#else // __OBJC__

// Objective-C entry point
int main(int argc, char * const argv[])
{
#if !CATCH_ARC_ENABLED
	NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init];
#endif

	Catch::registerTestMethods();
	int result = Catch::Session().run(argc, (char**)argv);

#if !CATCH_ARC_ENABLED
	[pool drain];
#endif

	return result;
}

#endif // __OBJC__

// end catch_default_main.hpp
#endif

#if !defined(CATCH_CONFIG_IMPL_ONLY)

#ifdef CLARA_CONFIG_MAIN_NOT_DEFINED
#  undef CLARA_CONFIG_MAIN
#endif

#if !defined(CATCH_CONFIG_DISABLE)
//////
// If this config identifier is defined then all CATCH macros are prefixed with CATCH_
#ifdef CATCH_CONFIG_PREFIX_ALL

#define CATCH_REQUIRE( ... ) INTERNAL_CATCH_TEST( "CATCH_REQUIRE", Catch::ResultDisposition::Normal, __VA_ARGS__ )
#define CATCH_REQUIRE_FALSE( ... ) INTERNAL_CATCH_TEST( "CATCH_REQUIRE_FALSE", Catch::ResultDisposition::Normal | Catch::ResultDisposition::FalseTest, __VA_ARGS__ )

#define CATCH_REQUIRE_THROWS( ... ) INTERNAL_CATCH_THROWS( "CATCH_REQUIRE_THROWS", Catch::ResultDisposition::Normal, __VA_ARGS__ )
#define CATCH_REQUIRE_THROWS_AS( expr, exceptionType ) INTERNAL_CATCH_THROWS_AS( "CATCH_REQUIRE_THROWS_AS", exceptionType, Catch::ResultDisposition::Normal, expr )
#define CATCH_REQUIRE_THROWS_WITH( expr, matcher ) INTERNAL_CATCH_THROWS_STR_MATCHES( "CATCH_REQUIRE_THROWS_WITH", Catch::ResultDisposition::Normal, matcher, expr )
#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
#define CATCH_REQUIRE_THROWS_MATCHES( expr, exceptionType, matcher ) INTERNAL_CATCH_THROWS_MATCHES( "CATCH_REQUIRE_THROWS_MATCHES", exceptionType, Catch::ResultDisposition::Normal, matcher, expr )
#endif// CATCH_CONFIG_DISABLE_MATCHERS
#define CATCH_REQUIRE_NOTHROW( ... ) INTERNAL_CATCH_NO_THROW( "CATCH_REQUIRE_NOTHROW", Catch::ResultDisposition::Normal, __VA_ARGS__ )

#define CATCH_CHECK( ... ) INTERNAL_CATCH_TEST( "CATCH_CHECK", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )
#define CATCH_CHECK_FALSE( ... ) INTERNAL_CATCH_TEST( "CATCH_CHECK_FALSE", Catch::ResultDisposition::ContinueOnFailure | Catch::ResultDisposition::FalseTest, __VA_ARGS__ )
#define CATCH_CHECKED_IF( ... ) INTERNAL_CATCH_IF( "CATCH_CHECKED_IF", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )
#define CATCH_CHECKED_ELSE( ... ) INTERNAL_CATCH_ELSE( "CATCH_CHECKED_ELSE", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )
#define CATCH_CHECK_NOFAIL( ... ) INTERNAL_CATCH_TEST( "CATCH_CHECK_NOFAIL", Catch::ResultDisposition::ContinueOnFailure | Catch::ResultDisposition::SuppressFail, __VA_ARGS__ )

#define CATCH_CHECK_THROWS( ... )  INTERNAL_CATCH_THROWS( "CATCH_CHECK_THROWS", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )
#define CATCH_CHECK_THROWS_AS( expr, exceptionType ) INTERNAL_CATCH_THROWS_AS( "CATCH_CHECK_THROWS_AS", exceptionType, Catch::ResultDisposition::ContinueOnFailure, expr )
#define CATCH_CHECK_THROWS_WITH( expr, matcher ) INTERNAL_CATCH_THROWS_STR_MATCHES( "CATCH_CHECK_THROWS_WITH", Catch::ResultDisposition::ContinueOnFailure, matcher, expr )
#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
#define CATCH_CHECK_THROWS_MATCHES( expr, exceptionType, matcher ) INTERNAL_CATCH_THROWS_MATCHES( "CATCH_CHECK_THROWS_MATCHES", exceptionType, Catch::ResultDisposition::ContinueOnFailure, matcher, expr )
#endif // CATCH_CONFIG_DISABLE_MATCHERS
#define CATCH_CHECK_NOTHROW( ... ) INTERNAL_CATCH_NO_THROW( "CATCH_CHECK_NOTHROW", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )

#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
#define CATCH_CHECK_THAT( arg, matcher ) INTERNAL_CHECK_THAT( "CATCH_CHECK_THAT", matcher, Catch::ResultDisposition::ContinueOnFailure, arg )

#define CATCH_REQUIRE_THAT( arg, matcher ) INTERNAL_CHECK_THAT( "CATCH_REQUIRE_THAT", matcher, Catch::ResultDisposition::Normal, arg )
#endif // CATCH_CONFIG_DISABLE_MATCHERS

#define CATCH_INFO( msg ) INTERNAL_CATCH_INFO( "CATCH_INFO", msg )
#define CATCH_UNSCOPED_INFO( msg ) INTERNAL_CATCH_UNSCOPED_INFO( "CATCH_UNSCOPED_INFO", msg )
#define CATCH_WARN( msg ) INTERNAL_CATCH_MSG( "CATCH_WARN", Catch::ResultWas::Warning, Catch::ResultDisposition::ContinueOnFailure, msg )
#define CATCH_CAPTURE( ... ) INTERNAL_CATCH_CAPTURE( INTERNAL_CATCH_UNIQUE_NAME(capturer), "CATCH_CAPTURE",__VA_ARGS__ )

#define CATCH_TEST_CASE( ... ) INTERNAL_CATCH_TESTCASE( __VA_ARGS__ )
#define CATCH_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TEST_CASE_METHOD( className, __VA_ARGS__ )
#define CATCH_METHOD_AS_TEST_CASE( method, ... ) INTERNAL_CATCH_METHOD_AS_TEST_CASE( method, __VA_ARGS__ )
#define CATCH_REGISTER_TEST_CASE( Function, ... ) INTERNAL_CATCH_REGISTER_TESTCASE( Function, __VA_ARGS__ )
#define CATCH_SECTION( ... ) INTERNAL_CATCH_SECTION( __VA_ARGS__ )
#define CATCH_DYNAMIC_SECTION( ... ) INTERNAL_CATCH_DYNAMIC_SECTION( __VA_ARGS__ )
#define CATCH_FAIL( ... ) INTERNAL_CATCH_MSG( "CATCH_FAIL", Catch::ResultWas::ExplicitFailure, Catch::ResultDisposition::Normal, __VA_ARGS__ )
#define CATCH_FAIL_CHECK( ... ) INTERNAL_CATCH_MSG( "CATCH_FAIL_CHECK", Catch::ResultWas::ExplicitFailure, Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )
#define CATCH_SUCCEED( ... ) INTERNAL_CATCH_MSG( "CATCH_SUCCEED", Catch::ResultWas::Ok, Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )

#define CATCH_ANON_TEST_CASE() INTERNAL_CATCH_TESTCASE()

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define CATCH_TEMPLATE_TEST_CASE( ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE( __VA_ARGS__ )
#define CATCH_TEMPLATE_TEST_CASE_SIG( ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG( __VA_ARGS__ )
#define CATCH_TEMPLATE_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD( className, __VA_ARGS__ )
#define CATCH_TEMPLATE_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG( className, __VA_ARGS__ )
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE( ... ) INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE( __VA_ARGS__ )
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG( ... ) INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG( __VA_ARGS__ )
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD( className, __VA_ARGS__ )
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( className, __VA_ARGS__ )
#else
#define CATCH_TEMPLATE_TEST_CASE( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE( __VA_ARGS__ ) )
#define CATCH_TEMPLATE_TEST_CASE_SIG( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG( __VA_ARGS__ ) )
#define CATCH_TEMPLATE_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD( className, __VA_ARGS__ ) )
#define CATCH_TEMPLATE_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG( className, __VA_ARGS__ ) )
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE( __VA_ARGS__ ) )
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG( __VA_ARGS__ ) )
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD( className, __VA_ARGS__ ) )
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( className, __VA_ARGS__ ) )
#endif

#if !defined(CATCH_CONFIG_RUNTIME_STATIC_REQUIRE)
#define CATCH_STATIC_REQUIRE( ... )       static_assert(   __VA_ARGS__ ,      #__VA_ARGS__ );     CATCH_SUCCEED( #__VA_ARGS__ )
#define CATCH_STATIC_REQUIRE_FALSE( ... ) static_assert( !(__VA_ARGS__), "!(" #__VA_ARGS__ ")" ); CATCH_SUCCEED( #__VA_ARGS__ )
#else
#define CATCH_STATIC_REQUIRE( ... )       CATCH_REQUIRE( __VA_ARGS__ )
#define CATCH_STATIC_REQUIRE_FALSE( ... ) CATCH_REQUIRE_FALSE( __VA_ARGS__ )
#endif

// "BDD-style" convenience wrappers
#define CATCH_SCENARIO( ... ) CATCH_TEST_CASE( "Scenario: " __VA_ARGS__ )
#define CATCH_SCENARIO_METHOD( className, ... ) INTERNAL_CATCH_TEST_CASE_METHOD( className, "Scenario: " __VA_ARGS__ )
#define CATCH_GIVEN( desc )     INTERNAL_CATCH_DYNAMIC_SECTION( "    Given: " << desc )
#define CATCH_AND_GIVEN( desc ) INTERNAL_CATCH_DYNAMIC_SECTION( "And given: " << desc )
#define CATCH_WHEN( desc )      INTERNAL_CATCH_DYNAMIC_SECTION( "     When: " << desc )
#define CATCH_AND_WHEN( desc )  INTERNAL_CATCH_DYNAMIC_SECTION( " And when: " << desc )
#define CATCH_THEN( desc )      INTERNAL_CATCH_DYNAMIC_SECTION( "     Then: " << desc )
#define CATCH_AND_THEN( desc )  INTERNAL_CATCH_DYNAMIC_SECTION( "      And: " << desc )

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
#define CATCH_BENCHMARK(...) \
    INTERNAL_CATCH_BENCHMARK(INTERNAL_CATCH_UNIQUE_NAME(C_A_T_C_H_B_E_N_C_H_), INTERNAL_CATCH_GET_1_ARG(__VA_ARGS__,,), INTERNAL_CATCH_GET_2_ARG(__VA_ARGS__,,))
#define CATCH_BENCHMARK_ADVANCED(name) \
    INTERNAL_CATCH_BENCHMARK_ADVANCED(INTERNAL_CATCH_UNIQUE_NAME(C_A_T_C_H_B_E_N_C_H_), name)
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING

// If CATCH_CONFIG_PREFIX_ALL is not defined then the CATCH_ prefix is not required
#else

#define REQUIRE( ... ) INTERNAL_CATCH_TEST( "REQUIRE", Catch::ResultDisposition::Normal, __VA_ARGS__  )
#define REQUIRE_FALSE( ... ) INTERNAL_CATCH_TEST( "REQUIRE_FALSE", Catch::ResultDisposition::Normal | Catch::ResultDisposition::FalseTest, __VA_ARGS__ )

#define REQUIRE_THROWS( ... ) INTERNAL_CATCH_THROWS( "REQUIRE_THROWS", Catch::ResultDisposition::Normal, __VA_ARGS__ )
#define REQUIRE_THROWS_AS( expr, exceptionType ) INTERNAL_CATCH_THROWS_AS( "REQUIRE_THROWS_AS", exceptionType, Catch::ResultDisposition::Normal, expr )
#define REQUIRE_THROWS_WITH( expr, matcher ) INTERNAL_CATCH_THROWS_STR_MATCHES( "REQUIRE_THROWS_WITH", Catch::ResultDisposition::Normal, matcher, expr )
#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
#define REQUIRE_THROWS_MATCHES( expr, exceptionType, matcher ) INTERNAL_CATCH_THROWS_MATCHES( "REQUIRE_THROWS_MATCHES", exceptionType, Catch::ResultDisposition::Normal, matcher, expr )
#endif // CATCH_CONFIG_DISABLE_MATCHERS
#define REQUIRE_NOTHROW( ... ) INTERNAL_CATCH_NO_THROW( "REQUIRE_NOTHROW", Catch::ResultDisposition::Normal, __VA_ARGS__ )

#define CHECK( ... ) INTERNAL_CATCH_TEST( "CHECK", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )
#define CHECK_FALSE( ... ) INTERNAL_CATCH_TEST( "CHECK_FALSE", Catch::ResultDisposition::ContinueOnFailure | Catch::ResultDisposition::FalseTest, __VA_ARGS__ )
#define CHECKED_IF( ... ) INTERNAL_CATCH_IF( "CHECKED_IF", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )
#define CHECKED_ELSE( ... ) INTERNAL_CATCH_ELSE( "CHECKED_ELSE", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )
#define CHECK_NOFAIL( ... ) INTERNAL_CATCH_TEST( "CHECK_NOFAIL", Catch::ResultDisposition::ContinueOnFailure | Catch::ResultDisposition::SuppressFail, __VA_ARGS__ )

#define CHECK_THROWS( ... )  INTERNAL_CATCH_THROWS( "CHECK_THROWS", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )
#define CHECK_THROWS_AS( expr, exceptionType ) INTERNAL_CATCH_THROWS_AS( "CHECK_THROWS_AS", exceptionType, Catch::ResultDisposition::ContinueOnFailure, expr )
#define CHECK_THROWS_WITH( expr, matcher ) INTERNAL_CATCH_THROWS_STR_MATCHES( "CHECK_THROWS_WITH", Catch::ResultDisposition::ContinueOnFailure, matcher, expr )
#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
#define CHECK_THROWS_MATCHES( expr, exceptionType, matcher ) INTERNAL_CATCH_THROWS_MATCHES( "CHECK_THROWS_MATCHES", exceptionType, Catch::ResultDisposition::ContinueOnFailure, matcher, expr )
#endif // CATCH_CONFIG_DISABLE_MATCHERS
#define CHECK_NOTHROW( ... ) INTERNAL_CATCH_NO_THROW( "CHECK_NOTHROW", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )

#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
#define CHECK_THAT( arg, matcher ) INTERNAL_CHECK_THAT( "CHECK_THAT", matcher, Catch::ResultDisposition::ContinueOnFailure, arg )

#define REQUIRE_THAT( arg, matcher ) INTERNAL_CHECK_THAT( "REQUIRE_THAT", matcher, Catch::ResultDisposition::Normal, arg )
#endif // CATCH_CONFIG_DISABLE_MATCHERS

#define INFO( msg ) INTERNAL_CATCH_INFO( "INFO", msg )
#define UNSCOPED_INFO( msg ) INTERNAL_CATCH_UNSCOPED_INFO( "UNSCOPED_INFO", msg )
#define WARN( msg ) INTERNAL_CATCH_MSG( "WARN", Catch::ResultWas::Warning, Catch::ResultDisposition::ContinueOnFailure, msg )
#define CAPTURE( ... ) INTERNAL_CATCH_CAPTURE( INTERNAL_CATCH_UNIQUE_NAME(capturer), "CAPTURE",__VA_ARGS__ )

#define TEST_CASE( ... ) INTERNAL_CATCH_TESTCASE( __VA_ARGS__ )
#define TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TEST_CASE_METHOD( className, __VA_ARGS__ )
#define METHOD_AS_TEST_CASE( method, ... ) INTERNAL_CATCH_METHOD_AS_TEST_CASE( method, __VA_ARGS__ )
#define REGISTER_TEST_CASE( Function, ... ) INTERNAL_CATCH_REGISTER_TESTCASE( Function, __VA_ARGS__ )
#define SECTION( ... ) INTERNAL_CATCH_SECTION( __VA_ARGS__ )
#define DYNAMIC_SECTION( ... ) INTERNAL_CATCH_DYNAMIC_SECTION( __VA_ARGS__ )
#define FAIL( ... ) INTERNAL_CATCH_MSG( "FAIL", Catch::ResultWas::ExplicitFailure, Catch::ResultDisposition::Normal, __VA_ARGS__ )
#define FAIL_CHECK( ... ) INTERNAL_CATCH_MSG( "FAIL_CHECK", Catch::ResultWas::ExplicitFailure, Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )
#define SUCCEED( ... ) INTERNAL_CATCH_MSG( "SUCCEED", Catch::ResultWas::Ok, Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )
#define ANON_TEST_CASE() INTERNAL_CATCH_TESTCASE()

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define TEMPLATE_TEST_CASE( ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE( __VA_ARGS__ )
#define TEMPLATE_TEST_CASE_SIG( ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG( __VA_ARGS__ )
#define TEMPLATE_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD( className, __VA_ARGS__ )
#define TEMPLATE_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG( className, __VA_ARGS__ )
#define TEMPLATE_PRODUCT_TEST_CASE( ... ) INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE( __VA_ARGS__ )
#define TEMPLATE_PRODUCT_TEST_CASE_SIG( ... ) INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG( __VA_ARGS__ )
#define TEMPLATE_PRODUCT_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD( className, __VA_ARGS__ )
#define TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( className, __VA_ARGS__ )
#define TEMPLATE_LIST_TEST_CASE( ... ) INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE(__VA_ARGS__)
#define TEMPLATE_LIST_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE_METHOD( className, __VA_ARGS__ )
#else
#define TEMPLATE_TEST_CASE( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE( __VA_ARGS__ ) )
#define TEMPLATE_TEST_CASE_SIG( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG( __VA_ARGS__ ) )
#define TEMPLATE_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD( className, __VA_ARGS__ ) )
#define TEMPLATE_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG( className, __VA_ARGS__ ) )
#define TEMPLATE_PRODUCT_TEST_CASE( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE( __VA_ARGS__ ) )
#define TEMPLATE_PRODUCT_TEST_CASE_SIG( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG( __VA_ARGS__ ) )
#define TEMPLATE_PRODUCT_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD( className, __VA_ARGS__ ) )
#define TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( className, __VA_ARGS__ ) )
#define TEMPLATE_LIST_TEST_CASE( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE( __VA_ARGS__ ) )
#define TEMPLATE_LIST_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE_METHOD( className, __VA_ARGS__ ) )
#endif

#if !defined(CATCH_CONFIG_RUNTIME_STATIC_REQUIRE)
#define STATIC_REQUIRE( ... )       static_assert(   __VA_ARGS__,  #__VA_ARGS__ ); SUCCEED( #__VA_ARGS__ )
#define STATIC_REQUIRE_FALSE( ... ) static_assert( !(__VA_ARGS__), "!(" #__VA_ARGS__ ")" ); SUCCEED( "!(" #__VA_ARGS__ ")" )
#else
#define STATIC_REQUIRE( ... )       REQUIRE( __VA_ARGS__ )
#define STATIC_REQUIRE_FALSE( ... ) REQUIRE_FALSE( __VA_ARGS__ )
#endif

#endif

#define CATCH_TRANSLATE_EXCEPTION( signature ) INTERNAL_CATCH_TRANSLATE_EXCEPTION( signature )

// "BDD-style" convenience wrappers
#define SCENARIO( ... ) TEST_CASE( "Scenario: " __VA_ARGS__ )
#define SCENARIO_METHOD( className, ... ) INTERNAL_CATCH_TEST_CASE_METHOD( className, "Scenario: " __VA_ARGS__ )

#define GIVEN( desc )     INTERNAL_CATCH_DYNAMIC_SECTION( "    Given: " << desc )
#define AND_GIVEN( desc ) INTERNAL_CATCH_DYNAMIC_SECTION( "And given: " << desc )
#define WHEN( desc )      INTERNAL_CATCH_DYNAMIC_SECTION( "     When: " << desc )
#define AND_WHEN( desc )  INTERNAL_CATCH_DYNAMIC_SECTION( " And when: " << desc )
#define THEN( desc )      INTERNAL_CATCH_DYNAMIC_SECTION( "     Then: " << desc )
#define AND_THEN( desc )  INTERNAL_CATCH_DYNAMIC_SECTION( "      And: " << desc )

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
#define BENCHMARK(...) \
    INTERNAL_CATCH_BENCHMARK(INTERNAL_CATCH_UNIQUE_NAME(C_A_T_C_H_B_E_N_C_H_), INTERNAL_CATCH_GET_1_ARG(__VA_ARGS__,,), INTERNAL_CATCH_GET_2_ARG(__VA_ARGS__,,))
#define BENCHMARK_ADVANCED(name) \
    INTERNAL_CATCH_BENCHMARK_ADVANCED(INTERNAL_CATCH_UNIQUE_NAME(C_A_T_C_H_B_E_N_C_H_), name)
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING

using Catch::Detail::Approx;

#else // CATCH_CONFIG_DISABLE

//////
// If this config identifier is defined then all CATCH macros are prefixed with CATCH_
#ifdef CATCH_CONFIG_PREFIX_ALL

#define CATCH_REQUIRE( ... )        (void)(0)
#define CATCH_REQUIRE_FALSE( ... )  (void)(0)

#define CATCH_REQUIRE_THROWS( ... ) (void)(0)
#define CATCH_REQUIRE_THROWS_AS( expr, exceptionType ) (void)(0)
#define CATCH_REQUIRE_THROWS_WITH( expr, matcher )     (void)(0)
#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
#define CATCH_REQUIRE_THROWS_MATCHES( expr, exceptionType, matcher ) (void)(0)
#endif// CATCH_CONFIG_DISABLE_MATCHERS
#define CATCH_REQUIRE_NOTHROW( ... ) (void)(0)

#define CATCH_CHECK( ... )         (void)(0)
#define CATCH_CHECK_FALSE( ... )   (void)(0)
#define CATCH_CHECKED_IF( ... )    if (__VA_ARGS__)
#define CATCH_CHECKED_ELSE( ... )  if (!(__VA_ARGS__))
#define CATCH_CHECK_NOFAIL( ... )  (void)(0)

#define CATCH_CHECK_THROWS( ... )  (void)(0)
#define CATCH_CHECK_THROWS_AS( expr, exceptionType ) (void)(0)
#define CATCH_CHECK_THROWS_WITH( expr, matcher )     (void)(0)
#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
#define CATCH_CHECK_THROWS_MATCHES( expr, exceptionType, matcher ) (void)(0)
#endif // CATCH_CONFIG_DISABLE_MATCHERS
#define CATCH_CHECK_NOTHROW( ... ) (void)(0)

#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
#define CATCH_CHECK_THAT( arg, matcher )   (void)(0)

#define CATCH_REQUIRE_THAT( arg, matcher ) (void)(0)
#endif // CATCH_CONFIG_DISABLE_MATCHERS

#define CATCH_INFO( msg )          (void)(0)
#define CATCH_UNSCOPED_INFO( msg ) (void)(0)
#define CATCH_WARN( msg )          (void)(0)
#define CATCH_CAPTURE( msg )       (void)(0)

#define CATCH_TEST_CASE( ... ) INTERNAL_CATCH_TESTCASE_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_S_T_ ))
#define CATCH_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TESTCASE_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_S_T_ ))
#define CATCH_METHOD_AS_TEST_CASE( method, ... )
#define CATCH_REGISTER_TEST_CASE( Function, ... ) (void)(0)
#define CATCH_SECTION( ... )
#define CATCH_DYNAMIC_SECTION( ... )
#define CATCH_FAIL( ... ) (void)(0)
#define CATCH_FAIL_CHECK( ... ) (void)(0)
#define CATCH_SUCCEED( ... ) (void)(0)

#define CATCH_ANON_TEST_CASE() INTERNAL_CATCH_TESTCASE_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_S_T_ ))

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define CATCH_TEMPLATE_TEST_CASE( ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION(__VA_ARGS__)
#define CATCH_TEMPLATE_TEST_CASE_SIG( ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG_NO_REGISTRATION(__VA_ARGS__)
#define CATCH_TEMPLATE_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION(className, __VA_ARGS__)
#define CATCH_TEMPLATE_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG_NO_REGISTRATION(className, __VA_ARGS__ )
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE( ... ) CATCH_TEMPLATE_TEST_CASE( __VA_ARGS__ )
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG( ... ) CATCH_TEMPLATE_TEST_CASE( __VA_ARGS__ )
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD( className, ... ) CATCH_TEMPLATE_TEST_CASE_METHOD( className, __VA_ARGS__ )
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( className, ... ) CATCH_TEMPLATE_TEST_CASE_METHOD( className, __VA_ARGS__ )
#else
#define CATCH_TEMPLATE_TEST_CASE( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION(__VA_ARGS__) )
#define CATCH_TEMPLATE_TEST_CASE_SIG( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG_NO_REGISTRATION(__VA_ARGS__) )
#define CATCH_TEMPLATE_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION(className, __VA_ARGS__ ) )
#define CATCH_TEMPLATE_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG_NO_REGISTRATION(className, __VA_ARGS__ ) )
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE( ... ) CATCH_TEMPLATE_TEST_CASE( __VA_ARGS__ )
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG( ... ) CATCH_TEMPLATE_TEST_CASE( __VA_ARGS__ )
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD( className, ... ) CATCH_TEMPLATE_TEST_CASE_METHOD( className, __VA_ARGS__ )
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( className, ... ) CATCH_TEMPLATE_TEST_CASE_METHOD( className, __VA_ARGS__ )
#endif

// "BDD-style" convenience wrappers
#define CATCH_SCENARIO( ... ) INTERNAL_CATCH_TESTCASE_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_S_T_ ))
#define CATCH_SCENARIO_METHOD( className, ... ) INTERNAL_CATCH_TESTCASE_METHOD_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_S_T_ ), className )
#define CATCH_GIVEN( desc )
#define CATCH_AND_GIVEN( desc )
#define CATCH_WHEN( desc )
#define CATCH_AND_WHEN( desc )
#define CATCH_THEN( desc )
#define CATCH_AND_THEN( desc )

#define CATCH_STATIC_REQUIRE( ... )       (void)(0)
#define CATCH_STATIC_REQUIRE_FALSE( ... ) (void)(0)

// If CATCH_CONFIG_PREFIX_ALL is not defined then the CATCH_ prefix is not required
#else

#define REQUIRE( ... )       (void)(0)
#define REQUIRE_FALSE( ... ) (void)(0)

#define REQUIRE_THROWS( ... ) (void)(0)
#define REQUIRE_THROWS_AS( expr, exceptionType ) (void)(0)
#define REQUIRE_THROWS_WITH( expr, matcher ) (void)(0)
#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
#define REQUIRE_THROWS_MATCHES( expr, exceptionType, matcher ) (void)(0)
#endif // CATCH_CONFIG_DISABLE_MATCHERS
#define REQUIRE_NOTHROW( ... ) (void)(0)

#define CHECK( ... ) (void)(0)
#define CHECK_FALSE( ... ) (void)(0)
#define CHECKED_IF( ... ) if (__VA_ARGS__)
#define CHECKED_ELSE( ... ) if (!(__VA_ARGS__))
#define CHECK_NOFAIL( ... ) (void)(0)

#define CHECK_THROWS( ... )  (void)(0)
#define CHECK_THROWS_AS( expr, exceptionType ) (void)(0)
#define CHECK_THROWS_WITH( expr, matcher ) (void)(0)
#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
#define CHECK_THROWS_MATCHES( expr, exceptionType, matcher ) (void)(0)
#endif // CATCH_CONFIG_DISABLE_MATCHERS
#define CHECK_NOTHROW( ... ) (void)(0)

#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
#define CHECK_THAT( arg, matcher ) (void)(0)

#define REQUIRE_THAT( arg, matcher ) (void)(0)
#endif // CATCH_CONFIG_DISABLE_MATCHERS

#define INFO( msg ) (void)(0)
#define UNSCOPED_INFO( msg ) (void)(0)
#define WARN( msg ) (void)(0)
#define CAPTURE( ... ) (void)(0)

#define TEST_CASE( ... )  INTERNAL_CATCH_TESTCASE_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_S_T_ ))
#define TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TESTCASE_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_S_T_ ))
#define METHOD_AS_TEST_CASE( method, ... )
#define REGISTER_TEST_CASE( Function, ... ) (void)(0)
#define SECTION( ... )
#define DYNAMIC_SECTION( ... )
#define FAIL( ... ) (void)(0)
#define FAIL_CHECK( ... ) (void)(0)
#define SUCCEED( ... ) (void)(0)
#define ANON_TEST_CASE() INTERNAL_CATCH_TESTCASE_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_S_T_ ))

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define TEMPLATE_TEST_CASE( ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION(__VA_ARGS__)
#define TEMPLATE_TEST_CASE_SIG( ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG_NO_REGISTRATION(__VA_ARGS__)
#define TEMPLATE_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION(className, __VA_ARGS__)
#define TEMPLATE_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG_NO_REGISTRATION(className, __VA_ARGS__ )
#define TEMPLATE_PRODUCT_TEST_CASE( ... ) TEMPLATE_TEST_CASE( __VA_ARGS__ )
#define TEMPLATE_PRODUCT_TEST_CASE_SIG( ... ) TEMPLATE_TEST_CASE( __VA_ARGS__ )
#define TEMPLATE_PRODUCT_TEST_CASE_METHOD( className, ... ) TEMPLATE_TEST_CASE_METHOD( className, __VA_ARGS__ )
#define TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( className, ... ) TEMPLATE_TEST_CASE_METHOD( className, __VA_ARGS__ )
#else
#define TEMPLATE_TEST_CASE( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION(__VA_ARGS__) )
#define TEMPLATE_TEST_CASE_SIG( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG_NO_REGISTRATION(__VA_ARGS__) )
#define TEMPLATE_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION(className, __VA_ARGS__ ) )
#define TEMPLATE_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG_NO_REGISTRATION(className, __VA_ARGS__ ) )
#define TEMPLATE_PRODUCT_TEST_CASE( ... ) TEMPLATE_TEST_CASE( __VA_ARGS__ )
#define TEMPLATE_PRODUCT_TEST_CASE_SIG( ... ) TEMPLATE_TEST_CASE( __VA_ARGS__ )
#define TEMPLATE_PRODUCT_TEST_CASE_METHOD( className, ... ) TEMPLATE_TEST_CASE_METHOD( className, __VA_ARGS__ )
#define TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( className, ... ) TEMPLATE_TEST_CASE_METHOD( className, __VA_ARGS__ )
#endif

#define STATIC_REQUIRE( ... )       (void)(0)
#define STATIC_REQUIRE_FALSE( ... ) (void)(0)

#endif

#define CATCH_TRANSLATE_EXCEPTION( signature ) INTERNAL_CATCH_TRANSLATE_EXCEPTION_NO_REG( INTERNAL_CATCH_UNIQUE_NAME( catch_internal_ExceptionTranslator ), signature )

// "BDD-style" convenience wrappers
#define SCENARIO( ... ) INTERNAL_CATCH_TESTCASE_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_S_T_ ) )
#define SCENARIO_METHOD( className, ... ) INTERNAL_CATCH_TESTCASE_METHOD_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( C_A_T_C_H_T_E_S_T_ ), className )

#define GIVEN( desc )
#define AND_GIVEN( desc )
#define WHEN( desc )
#define AND_WHEN( desc )
#define THEN( desc )
#define AND_THEN( desc )

using Catch::Detail::Approx;

#endif

#endif // ! CATCH_CONFIG_IMPL_ONLY

// start catch_reenable_warnings.h


#ifdef __clang__
#    ifdef __ICC // icpc defines the __clang__ macro
#        pragma warning(pop)
#    else
#        pragma clang diagnostic pop
#    endif
#elif defined __GNUC__
#    pragma GCC diagnostic pop
#endif

// end catch_reenable_warnings.h
// end catch.hpp
#endif // TWOBLUECUBES_SINGLE_INCLUDE_CATCH_HPP_INCLUDED

